🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

README.md

@@ -50,20 +50,20 @@ If you are using Maven without the BOM, add this to your dependencies:
 If you are using Gradle 5.x or later, add this to your dependencies:
 
 ```Groovy
-implementation platform('com.google.cloud:libraries-bom:26.37.0')
+implementation platform('com.google.cloud:libraries-bom:26.39.0')
 
 implementation 'com.google.cloud:google-cloud-firestore'
 ```
 If you are using Gradle without BOM, add this to your dependencies:
 
 ```Groovy
-implementation 'com.google.cloud:google-cloud-firestore:3.20.0'
+implementation 'com.google.cloud:google-cloud-firestore:3.21.1'
 ```
 
 If you are using SBT, add this to your dependencies:
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-firestore" % "3.20.0"
+libraryDependencies += "com.google.cloud" % "google-cloud-firestore" % "3.21.1"
 ```
 <!-- {x-version-update-end} -->
 
@@ -222,7 +222,7 @@ Java is a registered trademark of Oracle and/or its affiliates.
 [kokoro-badge-link-5]: http://storage.googleapis.com/cloud-devrel-public/java/badges/java-firestore/java11.html
 [stability-image]: https://img.shields.io/badge/stability-stable-green
 [maven-version-image]: https://img.shields.io/maven-central/v/com.google.cloud/google-cloud-firestore.svg
-[maven-version-link]: https://central.sonatype.com/artifact/com.google.cloud/google-cloud-firestore/3.20.0
+[maven-version-link]: https://central.sonatype.com/artifact/com.google.cloud/google-cloud-firestore/3.21.1
 [authentication]: https://github.com/googleapis/google-cloud-java#authentication
 [auth-scopes]: https://developers.google.com/identity/protocols/oauth2/scopes
 [predefined-iam-roles]: https://cloud.google.com/iam/docs/understanding-roles#predefined_roles

google-cloud-firestore/src/test/java/com/google/cloud/firestore/it/ITPipelineTest.java

@@ -17,23 +17,11 @@
 package com.google.cloud.firestore.it;
 
 import static com.google.cloud.firestore.it.ITQueryTest.map;
-import static com.google.cloud.firestore.pipeline.Function.avg;
-import static com.google.cloud.firestore.pipeline.Function.cosineDistance;
-import static com.google.cloud.firestore.pipeline.Function.equal;
-import static com.google.cloud.firestore.pipeline.Function.lessThan;
-import static com.google.cloud.firestore.pipeline.Function.not;
-import static com.google.cloud.firestore.pipeline.Function.or;
-import static com.google.cloud.firestore.pipeline.Sort.Ordering.ascending;
-import static com.google.cloud.firestore.pipeline.Sort.Ordering.descending;
 
 import com.google.cloud.firestore.CollectionReference;
 import com.google.cloud.firestore.LocalFirestoreHelper;
-import com.google.cloud.firestore.PaginatingPipeline;
 import com.google.cloud.firestore.Pipeline;
 import com.google.cloud.firestore.PipelineResult;
-import com.google.cloud.firestore.pipeline.Constant;
-import com.google.cloud.firestore.pipeline.Field;
-import com.google.cloud.firestore.pipeline.Fields;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.ExecutionException;
@@ -85,7 +73,8 @@ public void fromSources() throws Exception {
   //   Pipeline p =
   //       Pipeline.fromCollectionGroup("coll1")
   //           .filter(Field.of("foo").equal(42))
-  //           .filter(or(Field.of("bar").lessThan(100), Constant.of("value").equal(Field.of("key"))))
+  //           .filter(or(Field.of("bar").lessThan(100),
+  // Constant.of("value").equal(Field.of("key"))))
   //           .filter(not(Constant.of(128).inAny("f1", "f2")));
   //   List<PipelineResult> results = p.execute(firestore).get();
   //
@@ -141,7 +130,8 @@ public void fromSources() throws Exception {
   //       Pipeline.fromCollection("coll1")
   //           .filter(Field.of("foo").inAny(42, "bar"))
   //           .paginate(
-  //               100, cosineDistance(Field.of("embedding1"), Field.of("embedding2")).descending());
+  //               100, cosineDistance(Field.of("embedding1"),
+  // Field.of("embedding2")).descending());
   //
   //   List<PipelineResult> results = p.firstPage().execute(firestore).get();
   //   List<PipelineResult> secondPage =

google-cloud-firestore/src/test/java/com/google/cloud/firestore/it/ITQueryTest.java

@@ -27,7 +27,6 @@
 import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
-import java.util.Objects;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;