docs(regen): fix javadoc return annotation (#66)

Author: yoshi-automation

proto-google-cloud-dialogflow-v2/src/main/java/com/google/cloud/dialogflow/v2/Intent.java

@@ -48007,7 +48007,7 @@ public com.google.cloud.dialogflow.v2.Intent.Message.Platform convert(
    * repeated .google.cloud.dialogflow.v2.Intent.Message.Platform default_response_platforms = 15 [(.google.api.field_behavior) = OPTIONAL];
    * </code>
    *
-   * @param value The defaultResponsePlatforms to add.
+   * @return The count of defaultResponsePlatforms.
    */
   public int getDefaultResponsePlatformsCount() {
     return defaultResponsePlatforms_.size();

proto-google-cloud-dialogflow-v2beta1/src/main/java/com/google/cloud/dialogflow/v2beta1/Document.java

@@ -589,7 +589,7 @@ public com.google.cloud.dialogflow.v2beta1.Document.KnowledgeType convert(
    * <code>repeated .google.cloud.dialogflow.v2beta1.Document.KnowledgeType knowledge_types = 4;
    * </code>
    *
-   * @param value The knowledgeTypes to add.
+   * @return The count of knowledgeTypes.
    */
   public int getKnowledgeTypesCount() {
     return knowledgeTypes_.size();

proto-google-cloud-dialogflow-v2beta1/src/main/java/com/google/cloud/dialogflow/v2beta1/Intent.java

@@ -67023,7 +67023,7 @@ public com.google.cloud.dialogflow.v2beta1.Intent.Message.Platform convert(
    * repeated .google.cloud.dialogflow.v2beta1.Intent.Message.Platform default_response_platforms = 15;
    * </code>
    *
-   * @param value The defaultResponsePlatforms to add.
+   * @return The count of defaultResponsePlatforms.
    */
   public int getDefaultResponsePlatformsCount() {
     return defaultResponsePlatforms_.size();