chore: regenerate chat client (#29505)

Generated in GitHub action: https://togithub.com/googleapis/googleapis/google-api-java-client-services/actions/workflows/codegen.yaml

Author: yoshi-code-bot

clients/google-api-services-chat/v1/2.0.0/README.md

@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-chat</artifactId>
-      <version>v1-rev20250909-2.0.0</version>
+      <version>v1-rev20250911-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-chat:v1-rev20250909-2.0.0'
+  implementation 'com.google.apis:google-api-services-chat:v1-rev20250911-2.0.0'
 }
 ```
 

clients/google-api-services-chat/v1/2.0.0/com/google/api/services/chat/v1/model/GoogleAppsCardV1Carousel.java

@@ -17,14 +17,13 @@
 package com.google.api.services.chat.v1.model;
 
 /**
- * [Developer Preview](https://developers.google.com/workspace/preview): A carousel, also known as a
- * slider, rotates and displays a list of widgets in a slideshow format, with buttons navigating to
- * the previous or next widget. For example, this is a JSON representation of a carousel that
- * contains three text paragraph widgets. ``` { "carouselCards": [ { "widgets": [ { "textParagraph":
- * { "text": "First text paragraph in carousel", } } ] }, { "widgets": [ { "textParagraph": {
- * "text": "Second text paragraph in carousel", } } ] }, { "widgets": [ { "textParagraph": { "text":
- * "Third text paragraph in carousel", } } ] } ] } ``` [Google Chat
- * apps](https://developers.google.com/workspace/chat):
+ * A carousel, also known as a slider, rotates and displays a list of widgets in a slideshow format,
+ * with buttons navigating to the previous or next widget. For example, this is a JSON
+ * representation of a carousel that contains three text paragraph widgets. ``` { "carouselCards": [
+ * { "widgets": [ { "textParagraph": { "text": "First text paragraph in carousel", } } ] }, {
+ * "widgets": [ { "textParagraph": { "text": "Second text paragraph in carousel", } } ] }, {
+ * "widgets": [ { "textParagraph": { "text": "Third text paragraph in carousel", } } ] } ] } ```
+ * [Google Chat apps](https://developers.google.com/workspace/chat):
  *
  * <p> This is the Java data model class that specifies how to parse/serialize into the JSON that is
  * transmitted over HTTP when working with the Google Chat API. For a detailed explanation see:

clients/google-api-services-chat/v1/2.0.0/com/google/api/services/chat/v1/model/GoogleAppsCardV1CarouselCard.java

@@ -17,8 +17,8 @@
 package com.google.api.services.chat.v1.model;
 
 /**
- * [Developer Preview](https://developers.google.com/workspace/preview): A card that can be
- * displayed as a carousel item. [Google Chat apps](https://developers.google.com/workspace/chat):
+ * A card that can be displayed as a carousel item. [Google Chat
+ * apps](https://developers.google.com/workspace/chat):
  *
  * <p> This is the Java data model class that specifies how to parse/serialize into the JSON that is
  * transmitted over HTTP when working with the Google Chat API. For a detailed explanation see:

clients/google-api-services-chat/v1/2.0.0/com/google/api/services/chat/v1/model/GoogleAppsCardV1NestedWidget.java

@@ -17,9 +17,8 @@
 package com.google.api.services.chat.v1.model;
 
 /**
- * [Developer Preview](https://developers.google.com/workspace/preview): A list of widgets that can
- * be displayed in a containing layout, such as a `CarouselCard`. [Google Chat
- * apps](https://developers.google.com/workspace/chat):
+ * A list of widgets that can be displayed in a containing layout, such as a `CarouselCard`. [Google
+ * Chat apps](https://developers.google.com/workspace/chat):
  *
  * <p> This is the Java data model class that specifies how to parse/serialize into the JSON that is
  * transmitted over HTTP when working with the Google Chat API. For a detailed explanation see:

clients/google-api-services-chat/v1/2.0.0/pom.xml

@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-chat</artifactId>
-  <version>v1-rev20250909-2.0.0</version>
-  <name>Google Chat API v1-rev20250909-2.0.0</name>
+  <version>v1-rev20250911-2.0.0</version>
+  <name>Google Chat API v1-rev20250911-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>

clients/google-api-services-chat/v1/README.md

@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-chat</artifactId>
-      <version>v1-rev20250909-2.0.0</version>
+      <version>v1-rev20250911-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-chat:v1-rev20250909-2.0.0'
+  implementation 'com.google.apis:google-api-services-chat:v1-rev20250911-2.0.0'
 }
 ```