chore: regenerate file client (#28333)

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-file/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-file</artifactId>
-      <version>v1-rev20250716-2.0.0</version>
+      <version>v1-rev20250731-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-file:v1-rev20250716-2.0.0'
+  implementation 'com.google.apis:google-api-services-file:v1-rev20250731-2.0.0'
 }
 ```
 

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

@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-file</artifactId>
-  <version>v1-rev20250716-2.0.0</version>
-  <name>Cloud Filestore API v1-rev20250716-2.0.0</name>
+  <version>v1-rev20250731-2.0.0</version>
+  <name>Cloud Filestore API v1-rev20250731-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>

clients/google-api-services-file/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-file</artifactId>
-      <version>v1-rev20250716-2.0.0</version>
+      <version>v1-rev20250731-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-file:v1-rev20250716-2.0.0'
+  implementation 'com.google.apis:google-api-services-file:v1-rev20250731-2.0.0'
 }
 ```
 

clients/google-api-services-file/v1beta1/2.0.0/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-file</artifactId>
-      <version>v1beta1-rev20250716-2.0.0</version>
+      <version>v1beta1-rev20250731-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-file:v1beta1-rev20250716-2.0.0'
+  implementation 'com.google.apis:google-api-services-file:v1beta1-rev20250731-2.0.0'
 }
 ```
 

clients/google-api-services-file/v1beta1/2.0.0/com/google/api/services/file/v1beta1/model/Instance.java

@@ -29,6 +29,14 @@
 @SuppressWarnings("javadoc")
 public final class Instance extends com.google.api.client.json.GenericJson {
 
+  /**
+   * Optional. Immutable. Designates the backend type of this instance. Intended to be used by
+   * internal tests and allowed customers.
+   * The value may be {@code null}.
+   */
+  @com.google.api.client.util.Key
+  private java.lang.String backendType;
+
   /**
    * The storage capacity of the instance in gigabytes (GB = 1024^3 bytes). This capacity can be
    * increased up to `max_capacity_gb` GB in multipliers of `capacity_step_size_gb` GB.
@@ -245,6 +253,25 @@ public final class Instance extends com.google.api.client.json.GenericJson {
   @com.google.api.client.util.Key
   private java.lang.String tier;
 
+  /**
+   * Optional. Immutable. Designates the backend type of this instance. Intended to be used by
+   * internal tests and allowed customers.
+   * @return value or {@code null} for none
+   */
+  public java.lang.String getBackendType() {
+    return backendType;
+  }
+
+  /**
+   * Optional. Immutable. Designates the backend type of this instance. Intended to be used by
+   * internal tests and allowed customers.
+   * @param backendType backendType or {@code null} for none
+   */
+  public Instance setBackendType(java.lang.String backendType) {
+    this.backendType = backendType;
+    return this;
+  }
+
   /**
    * The storage capacity of the instance in gigabytes (GB = 1024^3 bytes). This capacity can be
    * increased up to `max_capacity_gb` GB in multipliers of `capacity_step_size_gb` GB.

clients/google-api-services-file/v1beta1/2.0.0/pom.xml

@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-file</artifactId>
-  <version>v1beta1-rev20250716-2.0.0</version>
-  <name>Cloud Filestore API v1beta1-rev20250716-2.0.0</name>
+  <version>v1beta1-rev20250731-2.0.0</version>
+  <name>Cloud Filestore API v1beta1-rev20250731-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>

clients/google-api-services-file/v1beta1/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-file</artifactId>
-      <version>v1beta1-rev20250716-2.0.0</version>
+      <version>v1beta1-rev20250731-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-file:v1beta1-rev20250716-2.0.0'
+  implementation 'com.google.apis:google-api-services-file:v1beta1-rev20250731-2.0.0'
 }
 ```