build: run docs regen in synth.py (#1059)

diff --git a/docs/dyn/smartdevicemanagement_v1.enterprises.structures.html b/docs/dyn/smartdevicemanagement_v1.enterprises.structures.html
index 59ef09e..55d4c5d 100644
--- a/docs/dyn/smartdevicemanagement_v1.enterprises.structures.html
+++ b/docs/dyn/smartdevicemanagement_v1.enterprises.structures.html
@@ -115,12 +115,6 @@
     "traits": { # Structure traits.
       "a_key": "", # Properties of the object.
     },
-    "parentRelations": [ # Assignee details of the structure.
-      { # Represents structure assignee relationships, for instance, group to which the structure is assigned to.
-        "parent": "A String", # Output only. The name of the relation -- e.g., group to which the structure is assigned to. For example: "enterprises/XYZ/groups/ABC"
-        "displayName": "A String", # Output only. The custom name of the relation -- e.g., group, to which the structure is assigned to.
-      },
-    ],
     "name": "A String", # Output only. The resource name of the structure. For example: "enterprises/XYZ/structures/ABC".
   }</pre>
 </div>
@@ -133,7 +127,7 @@
   parent: string, The parent enterprise to list structures under. E.g. &quot;enterprises/XYZ&quot;. (required)
   pageSize: integer, Requested page size. Server may return fewer structures than requested. If unspecified, server will pick an appropriate default.
   pageToken: string, The token of the page to retrieve.
-  filter: string, Optional filter to list structures. Filters can match the exact album assigned to the structure. E.g. &#x27;album=enterprises/XYZ/albums/abc&#x27; It also support filtering by parent (only groups for now): E.g. &#x27;parent=enterprises/XYZ/groups/124&#x27;
+  filter: string, Optional filter to list structures.
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format
@@ -143,18 +137,12 @@
   An object of the form:
 
     { # Response message for SmartDeviceManagementService.ListStructures
-    &quot;nextPageToken&quot;: &quot;A String&quot;, # The pagination token to retrieve the next page of results.
+    &quot;nextPageToken&quot;: &quot;A String&quot;, # The pagination token to retrieve the next page of results. If this field is omitted, there are no subsequent pages.
     &quot;structures&quot;: [ # The list of structures.
       { # Structure resource represents an instance of enterprise managed home or hotel room.
         &quot;traits&quot;: { # Structure traits.
           &quot;a_key&quot;: &quot;&quot;, # Properties of the object.
         },
-        &quot;parentRelations&quot;: [ # Assignee details of the structure.
-          { # Represents structure assignee relationships, for instance, group to which the structure is assigned to.
-            &quot;parent&quot;: &quot;A String&quot;, # Output only. The name of the relation -- e.g., group to which the structure is assigned to. For example: &quot;enterprises/XYZ/groups/ABC&quot;
-            &quot;displayName&quot;: &quot;A String&quot;, # Output only. The custom name of the relation -- e.g., group, to which the structure is assigned to.
-          },
-        ],
         &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name of the structure. For example: &quot;enterprises/XYZ/structures/ABC&quot;.
       },
     ],