Clean and regen docs (#401)

diff --git a/docs/dyn/classroom_v1.invitations.html b/docs/dyn/classroom_v1.invitations.html
index 078d83b..b7f9bdb 100644
--- a/docs/dyn/classroom_v1.invitations.html
+++ b/docs/dyn/classroom_v1.invitations.html
@@ -153,6 +153,8 @@
 
 { # An invitation to join a course.
     "courseId": "A String", # Identifier of the course to invite the user to.
+    "role": "A String", # Role to invite the user to have.
+        # Must not be `COURSE_ROLE_UNSPECIFIED`.
     "userId": "A String", # Identifier of the invited user.
         # 
         # When specified as a parameter of a request, this identifier can be set to
@@ -161,8 +163,6 @@
         # * the numeric identifier for the user
         # * the email address of the user
         # * the string literal `"me"`, indicating the requesting user
-    "role": "A String", # Role to invite the user to have.
-        # Must not be `COURSE_ROLE_UNSPECIFIED`.
     "id": "A String", # Identifier assigned by Classroom.
         # 
         # Read-only.
@@ -178,6 +178,8 @@
 
     { # An invitation to join a course.
       "courseId": "A String", # Identifier of the course to invite the user to.
+      "role": "A String", # Role to invite the user to have.
+          # Must not be `COURSE_ROLE_UNSPECIFIED`.
       "userId": "A String", # Identifier of the invited user.
           #
           # When specified as a parameter of a request, this identifier can be set to
@@ -186,8 +188,6 @@
           # * the numeric identifier for the user
           # * the email address of the user
           # * the string literal `"me"`, indicating the requesting user
-      "role": "A String", # Role to invite the user to have.
-          # Must not be `COURSE_ROLE_UNSPECIFIED`.
       "id": "A String", # Identifier assigned by Classroom.
           #
           # Read-only.
@@ -248,6 +248,8 @@
 
     { # An invitation to join a course.
       "courseId": "A String", # Identifier of the course to invite the user to.
+      "role": "A String", # Role to invite the user to have.
+          # Must not be `COURSE_ROLE_UNSPECIFIED`.
       "userId": "A String", # Identifier of the invited user.
           #
           # When specified as a parameter of a request, this identifier can be set to
@@ -256,8 +258,6 @@
           # * the numeric identifier for the user
           # * the email address of the user
           # * the string literal `"me"`, indicating the requesting user
-      "role": "A String", # Role to invite the user to have.
-          # Must not be `COURSE_ROLE_UNSPECIFIED`.
       "id": "A String", # Identifier assigned by Classroom.
           #
           # Read-only.
@@ -309,6 +309,8 @@
     "invitations": [ # Invitations that match the list request.
       { # An invitation to join a course.
           "courseId": "A String", # Identifier of the course to invite the user to.
+          "role": "A String", # Role to invite the user to have.
+              # Must not be `COURSE_ROLE_UNSPECIFIED`.
           "userId": "A String", # Identifier of the invited user.
               #
               # When specified as a parameter of a request, this identifier can be set to
@@ -317,8 +319,6 @@
               # * the numeric identifier for the user
               # * the email address of the user
               # * the string literal `"me"`, indicating the requesting user
-          "role": "A String", # Role to invite the user to have.
-              # Must not be `COURSE_ROLE_UNSPECIFIED`.
           "id": "A String", # Identifier assigned by Classroom.
               #
               # Read-only.