chore: regens API reference docs (#889)

diff --git a/docs/dyn/classroom_v1.courses.students.html b/docs/dyn/classroom_v1.courses.students.html
index c642539..33ed336 100644
--- a/docs/dyn/classroom_v1.courses.students.html
+++ b/docs/dyn/classroom_v1.courses.students.html
@@ -75,7 +75,7 @@
 <h1><a href="classroom_v1.html">Google Classroom API</a> . <a href="classroom_v1.courses.html">courses</a> . <a href="classroom_v1.courses.students.html">students</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
-  <code><a href="#create">create(courseId, body, enrollmentCode=None, x__xgafv=None)</a></code></p>
+  <code><a href="#create">create(courseId, body=None, enrollmentCode=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Adds a user as a student of a course.</p>
 <p class="toc_element">
   <code><a href="#delete">delete(courseId, userId, x__xgafv=None)</a></code></p>
@@ -91,7 +91,7 @@
 <p class="firstline">Retrieves the next page of results.</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="create">create(courseId, body, enrollmentCode=None, x__xgafv=None)</code>
+    <code class="details" id="create">create(courseId, body=None, enrollmentCode=None, x__xgafv=None)</code>
   <pre>Adds a user as a student of a course.
 
 This method returns the following error codes:
@@ -111,7 +111,7 @@
   courseId: string, Identifier of the course to create the student in.
 This identifier can be either the Classroom-assigned identifier or an
 alias. (required)
-  body: object, The request body. (required)
+  body: object, The request body.
     The object takes the form of:
 
 { # Student in a course.
@@ -140,7 +140,7 @@
           # Read-only.
       "verifiedTeacher": True or False, # Represents whether a G Suite for Education user's domain administrator has
           # explicitly verified them as being a teacher. If the user is not a member of
-          # a G Suite for Education domain, than this field will always be false.
+          # a G Suite for Education domain, than this field is always false.
           #
           # Read-only
       "id": "A String", # Identifier of the user.
@@ -217,7 +217,7 @@
             # Read-only.
         "verifiedTeacher": True or False, # Represents whether a G Suite for Education user's domain administrator has
             # explicitly verified them as being a teacher. If the user is not a member of
-            # a G Suite for Education domain, than this field will always be false.
+            # a G Suite for Education domain, than this field is always false.
             #
             # Read-only
         "id": "A String", # Identifier of the user.
@@ -353,7 +353,7 @@
             # Read-only.
         "verifiedTeacher": True or False, # Represents whether a G Suite for Education user's domain administrator has
             # explicitly verified them as being a teacher. If the user is not a member of
-            # a G Suite for Education domain, than this field will always be false.
+            # a G Suite for Education domain, than this field is always false.
             #
             # Read-only
         "id": "A String", # Identifier of the user.
@@ -453,7 +453,7 @@
                 # Read-only.
             "verifiedTeacher": True or False, # Represents whether a G Suite for Education user's domain administrator has
                 # explicitly verified them as being a teacher. If the user is not a member of
-                # a G Suite for Education domain, than this field will always be false.
+                # a G Suite for Education domain, than this field is always false.
                 #
                 # Read-only
             "id": "A String", # Identifier of the user.