chore: regens API reference docs (#889)

diff --git a/docs/dyn/classroom_v1.userProfiles.guardianInvitations.html b/docs/dyn/classroom_v1.userProfiles.guardianInvitations.html
index ba29618..667c722 100644
--- a/docs/dyn/classroom_v1.userProfiles.guardianInvitations.html
+++ b/docs/dyn/classroom_v1.userProfiles.guardianInvitations.html
@@ -75,7 +75,7 @@
 <h1><a href="classroom_v1.html">Google Classroom API</a> . <a href="classroom_v1.userProfiles.html">userProfiles</a> . <a href="classroom_v1.userProfiles.guardianInvitations.html">guardianInvitations</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
-  <code><a href="#create">create(studentId, body, x__xgafv=None)</a></code></p>
+  <code><a href="#create">create(studentId, body=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Creates a guardian invitation, and sends an email to the guardian asking</p>
 <p class="toc_element">
   <code><a href="#get">get(studentId, invitationId, x__xgafv=None)</a></code></p>
@@ -87,11 +87,11 @@
   <code><a href="#list_next">list_next(previous_request, previous_response)</a></code></p>
 <p class="firstline">Retrieves the next page of results.</p>
 <p class="toc_element">
-  <code><a href="#patch">patch(studentId, invitationId, body, updateMask=None, x__xgafv=None)</a></code></p>
+  <code><a href="#patch">patch(studentId, invitationId, body=None, updateMask=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Modifies a guardian invitation.</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="create">create(studentId, body, x__xgafv=None)</code>
+    <code class="details" id="create">create(studentId, body=None, x__xgafv=None)</code>
   <pre>Creates a guardian invitation, and sends an email to the guardian asking
 them to confirm that they are the student's guardian.
 
@@ -125,21 +125,21 @@
 
 Args:
   studentId: string, ID of the student (in standard format) (required)
-  body: object, The request body. (required)
+  body: object, The request body.
     The object takes the form of:
 
 { # An invitation to become the guardian of a specified user, sent to a specified
       # email address.
-    "invitationId": "A String", # Unique identifier for this invitation.
-        # 
-        # Read-only.
+    "invitedEmailAddress": "A String", # Email address that the invitation was sent to.
+        # This field is only visible to domain administrators.
     "studentId": "A String", # ID of the student (in standard format)
     "creationTime": "A String", # The time that this invitation was created.
         # 
         # Read-only.
+    "invitationId": "A String", # Unique identifier for this invitation.
+        # 
+        # Read-only.
     "state": "A String", # The state that this invitation is in.
-    "invitedEmailAddress": "A String", # Email address that the invitation was sent to.
-        # This field is only visible to domain administrators.
   }
 
   x__xgafv: string, V1 error format.
@@ -152,16 +152,16 @@
 
     { # An invitation to become the guardian of a specified user, sent to a specified
         # email address.
-      "invitationId": "A String", # Unique identifier for this invitation.
-          #
-          # Read-only.
+      "invitedEmailAddress": "A String", # Email address that the invitation was sent to.
+          # This field is only visible to domain administrators.
       "studentId": "A String", # ID of the student (in standard format)
       "creationTime": "A String", # The time that this invitation was created.
           #
           # Read-only.
+      "invitationId": "A String", # Unique identifier for this invitation.
+          #
+          # Read-only.
       "state": "A String", # The state that this invitation is in.
-      "invitedEmailAddress": "A String", # Email address that the invitation was sent to.
-          # This field is only visible to domain administrators.
     }</pre>
 </div>
 
@@ -195,16 +195,16 @@
 
     { # An invitation to become the guardian of a specified user, sent to a specified
         # email address.
-      "invitationId": "A String", # Unique identifier for this invitation.
-          #
-          # Read-only.
+      "invitedEmailAddress": "A String", # Email address that the invitation was sent to.
+          # This field is only visible to domain administrators.
       "studentId": "A String", # ID of the student (in standard format)
       "creationTime": "A String", # The time that this invitation was created.
           #
           # Read-only.
+      "invitationId": "A String", # Unique identifier for this invitation.
+          #
+          # Read-only.
       "state": "A String", # The state that this invitation is in.
-      "invitedEmailAddress": "A String", # Email address that the invitation was sent to.
-          # This field is only visible to domain administrators.
     }</pre>
 </div>
 
@@ -238,20 +238,20 @@
   all students that the requesting user is permitted to view guardian
   invitations. (required)
   invitedEmailAddress: string, If specified, only results with the specified `invited_email_address`
-will be returned.
+are returned.
   pageSize: integer, Maximum number of items to return. Zero or unspecified indicates that the
 server may assign a maximum.
 
 The server may return fewer than the specified number of results.
   pageToken: string, nextPageToken
 value returned from a previous
-list call,
-indicating that the subsequent page of results should be returned.
+list
+call, indicating that the subsequent page of results should be returned.
 
-The list request
-must be otherwise identical to the one that resulted in this token.
-  states: string, If specified, only results with the specified `state` values will be
-returned. Otherwise, results with a `state` of `PENDING` will be returned. (repeated)
+The list
+request must be otherwise identical to the one that resulted in this token.
+  states: string, If specified, only results with the specified `state` values are
+returned. Otherwise, results with a `state` of `PENDING` are returned. (repeated)
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format
@@ -266,16 +266,16 @@
     "guardianInvitations": [ # Guardian invitations that matched the list request.
       { # An invitation to become the guardian of a specified user, sent to a specified
             # email address.
-          "invitationId": "A String", # Unique identifier for this invitation.
-              #
-              # Read-only.
+          "invitedEmailAddress": "A String", # Email address that the invitation was sent to.
+              # This field is only visible to domain administrators.
           "studentId": "A String", # ID of the student (in standard format)
           "creationTime": "A String", # The time that this invitation was created.
               #
               # Read-only.
+          "invitationId": "A String", # Unique identifier for this invitation.
+              #
+              # Read-only.
           "state": "A String", # The state that this invitation is in.
-          "invitedEmailAddress": "A String", # Email address that the invitation was sent to.
-              # This field is only visible to domain administrators.
         },
     ],
   }</pre>
@@ -296,7 +296,7 @@
 </div>
 
 <div class="method">
-    <code class="details" id="patch">patch(studentId, invitationId, body, updateMask=None, x__xgafv=None)</code>
+    <code class="details" id="patch">patch(studentId, invitationId, body=None, updateMask=None, x__xgafv=None)</code>
   <pre>Modifies a guardian invitation.
 
 Currently, the only valid modification is to change the `state` from
@@ -319,32 +319,32 @@
 Args:
   studentId: string, The ID of the student whose guardian invitation is to be modified. (required)
   invitationId: string, The `id` field of the `GuardianInvitation` to be modified. (required)
-  body: object, The request body. (required)
+  body: object, The request body.
     The object takes the form of:
 
 { # An invitation to become the guardian of a specified user, sent to a specified
       # email address.
-    "invitationId": "A String", # Unique identifier for this invitation.
-        # 
-        # Read-only.
+    "invitedEmailAddress": "A String", # Email address that the invitation was sent to.
+        # This field is only visible to domain administrators.
     "studentId": "A String", # ID of the student (in standard format)
     "creationTime": "A String", # The time that this invitation was created.
         # 
         # Read-only.
+    "invitationId": "A String", # Unique identifier for this invitation.
+        # 
+        # Read-only.
     "state": "A String", # The state that this invitation is in.
-    "invitedEmailAddress": "A String", # Email address that the invitation was sent to.
-        # This field is only visible to domain administrators.
   }
 
   updateMask: string, Mask that identifies which fields on the course to update.
-This field is required to do an update. The update will fail if invalid
+This field is required to do an update. The update fails if invalid
 fields are specified. The following fields are valid:
 
 * `state`
 
 When set in a query parameter, this field should be specified as
 
-`updateMask=<field1>,<field2>,...`
+`updateMask=&lt;field1&gt;,&lt;field2&gt;,...`
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format
@@ -355,16 +355,16 @@
 
     { # An invitation to become the guardian of a specified user, sent to a specified
         # email address.
-      "invitationId": "A String", # Unique identifier for this invitation.
-          #
-          # Read-only.
+      "invitedEmailAddress": "A String", # Email address that the invitation was sent to.
+          # This field is only visible to domain administrators.
       "studentId": "A String", # ID of the student (in standard format)
       "creationTime": "A String", # The time that this invitation was created.
           #
           # Read-only.
+      "invitationId": "A String", # Unique identifier for this invitation.
+          #
+          # Read-only.
       "state": "A String", # The state that this invitation is in.
-      "invitedEmailAddress": "A String", # Email address that the invitation was sent to.
-          # This field is only visible to domain administrators.
     }</pre>
 </div>