feat(ideahub): update the api

#### ideahub:v1alpha

The following keys were deleted:
- schemas.GoogleSearchIdeahubV1alphaIdeaActivity.properties.ideaIds (Total Keys: 2)
- schemas.GoogleSearchIdeahubV1alphaIdeaActivity.properties.topicIds (Total Keys: 2)

The following keys were added:
- schemas.GoogleSearchIdeahubV1alphaIdeaActivity.properties.ideas (Total Keys: 2)
- schemas.GoogleSearchIdeahubV1alphaIdeaActivity.properties.topics (Total Keys: 2)
- schemas.GoogleSearchIdeahubV1alphaTopic.properties.name.type (Total Keys: 1)

docs/dyn/ideahub_v1alpha.ideas.html

@@ -122,6 +122,7 @@ <h3>Method Details</h3>
         { # Represents a Topic umbrella for a list of questions that a Creator may want to respond to.
           &quot;displayName&quot;: &quot;A String&quot;, # String displayed to the creator indicating the name of the Topic.
           &quot;mid&quot;: &quot;A String&quot;, # The mID of the topic.
+          &quot;name&quot;: &quot;A String&quot;, # Unique identifier for the topic. Format: topics/{topic}
         },
       ],
     },

docs/dyn/ideahub_v1alpha.platforms.properties.ideaActivities.html

@@ -96,11 +96,11 @@ <h3>Method Details</h3>
     The object takes the form of:
 
 { # An idea activity entry.
-  &quot;ideaIds&quot;: [ # The Idea IDs for this entry.
+  &quot;ideas&quot;: [ # The Idea IDs for this entry.
     &quot;A String&quot;,
   ],
   &quot;name&quot;: &quot;A String&quot;, # Unique identifier for the idea activity. Format: platforms/{platform}/properties/{property}/ideaActivities/{idea_activity}
-  &quot;topicIds&quot;: [ # The Topic IDs for this entry.
+  &quot;topics&quot;: [ # The Topic IDs for this entry.
     &quot;A String&quot;,
   ],
   &quot;type&quot;: &quot;A String&quot;, # The type of activity performed.
@@ -116,11 +116,11 @@ <h3>Method Details</h3>
   An object of the form:
 
     { # An idea activity entry.
-  &quot;ideaIds&quot;: [ # The Idea IDs for this entry.
+  &quot;ideas&quot;: [ # The Idea IDs for this entry.
     &quot;A String&quot;,
   ],
   &quot;name&quot;: &quot;A String&quot;, # Unique identifier for the idea activity. Format: platforms/{platform}/properties/{property}/ideaActivities/{idea_activity}
-  &quot;topicIds&quot;: [ # The Topic IDs for this entry.
+  &quot;topics&quot;: [ # The Topic IDs for this entry.
     &quot;A String&quot;,
   ],
   &quot;type&quot;: &quot;A String&quot;, # The type of activity performed.

docs/dyn/ideahub_v1alpha.platforms.properties.ideas.html

@@ -122,6 +122,7 @@ <h3>Method Details</h3>
         { # Represents a Topic umbrella for a list of questions that a Creator may want to respond to.
           &quot;displayName&quot;: &quot;A String&quot;, # String displayed to the creator indicating the name of the Topic.
           &quot;mid&quot;: &quot;A String&quot;, # The mID of the topic.
+          &quot;name&quot;: &quot;A String&quot;, # Unique identifier for the topic. Format: topics/{topic}
         },
       ],
     },

googleapiclient/discovery_cache/documents/ideahub.v1alpha.json

@@ -371,7 +371,7 @@
       }
     }
   },
-  "revision": "20210723",
+  "revision": "20210731",
   "rootUrl": "https://ideahub.googleapis.com/",
   "schemas": {
     "GoogleSearchIdeahubV1alphaAvailableLocale": {
@@ -415,7 +415,7 @@
       "description": "An idea activity entry.",
       "id": "GoogleSearchIdeahubV1alphaIdeaActivity",
       "properties": {
-        "ideaIds": {
+        "ideas": {
           "description": "The Idea IDs for this entry.",
           "items": {
             "type": "string"
@@ -426,7 +426,7 @@
           "description": "Unique identifier for the idea activity. Format: platforms/{platform}/properties/{property}/ideaActivities/{idea_activity}",
           "type": "string"
         },
-        "topicIds": {
+        "topics": {
           "description": "The Topic IDs for this entry.",
           "items": {
             "type": "string"
@@ -521,6 +521,10 @@
         "mid": {
           "description": "The mID of the topic.",
           "type": "string"
+        },
+        "name": {
+          "description": "Unique identifier for the topic. Format: topics/{topic}",
+          "type": "string"
         }
       },
       "type": "object"