chore: regenerate dataflow client (googleapis#26677)

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-dataflow/v1b3/2.0.0/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-dataflow</artifactId>
-      <version>v1b3-rev20250310-2.0.0</version>
+      <version>v1b3-rev20250421-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-dataflow:v1b3-rev20250310-2.0.0'
+  implementation 'com.google.apis:google-api-services-dataflow:v1b3-rev20250421-2.0.0'
 }
 ```
 

clients/google-api-services-dataflow/v1b3/2.0.0/com/google/api/services/dataflow/model/MetricUpdate.java

@@ -29,6 +29,15 @@
 @SuppressWarnings("javadoc")
 public final class MetricUpdate extends com.google.api.client.json.GenericJson {
 
+  /**
+   * Worker-computed aggregate value for the "Trie" aggregation kind. The only possible value type
+   * is a BoundedTrieNode. Introduced this field to avoid breaking older SDKs when Dataflow service
+   * starts to populate the `bounded_trie` field.
+   * The value may be {@code null}.
+   */
+  @com.google.api.client.util.Key
+  private java.lang.Object boundedTrie;
+
   /**
    * True if this metric is reported as the total cumulative aggregate value accumulated since the
    * worker started working on this WorkItem. By default this is false, indicating that this metric
@@ -127,6 +136,27 @@ public final class MetricUpdate extends com.google.api.client.json.GenericJson {
   @com.google.api.client.util.Key
   private String updateTime;
 
+  /**
+   * Worker-computed aggregate value for the "Trie" aggregation kind. The only possible value type
+   * is a BoundedTrieNode. Introduced this field to avoid breaking older SDKs when Dataflow service
+   * starts to populate the `bounded_trie` field.
+   * @return value or {@code null} for none
+   */
+  public java.lang.Object getBoundedTrie() {
+    return boundedTrie;
+  }
+
+  /**
+   * Worker-computed aggregate value for the "Trie" aggregation kind. The only possible value type
+   * is a BoundedTrieNode. Introduced this field to avoid breaking older SDKs when Dataflow service
+   * starts to populate the `bounded_trie` field.
+   * @param boundedTrie boundedTrie or {@code null} for none
+   */
+  public MetricUpdate setBoundedTrie(java.lang.Object boundedTrie) {
+    this.boundedTrie = boundedTrie;
+    return this;
+  }
+
   /**
    * True if this metric is reported as the total cumulative aggregate value accumulated since the
    * worker started working on this WorkItem. By default this is false, indicating that this metric

clients/google-api-services-dataflow/v1b3/2.0.0/pom.xml

@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-dataflow</artifactId>
-  <version>v1b3-rev20250310-2.0.0</version>
-  <name>Dataflow API v1b3-rev20250310-2.0.0</name>
+  <version>v1b3-rev20250421-2.0.0</version>
+  <name>Dataflow API v1b3-rev20250421-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>

clients/google-api-services-dataflow/v1b3/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-dataflow</artifactId>
-      <version>v1b3-rev20250310-2.0.0</version>
+      <version>v1b3-rev20250421-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-dataflow:v1b3-rev20250310-2.0.0'
+  implementation 'com.google.apis:google-api-services-dataflow:v1b3-rev20250421-2.0.0'
 }
 ```