Bump the dependencies group in /value with 3 updates

Bumps the dependencies group in /value with 3 updates: [org.apache.maven.plugins:maven-javadoc-plugin](https://github.com/apache/maven-javadoc-plugin), [com.google.errorprone:error_prone_annotations](https://github.com/google/error-prone) and [com.google.errorprone:error_prone_type_annotations](https://github.com/google/error-prone).


Updates `org.apache.maven.plugins:maven-javadoc-plugin` from 3.7.0 to 3.8.0
- [Release notes](https://github.com/apache/maven-javadoc-plugin/releases)
- [Commits](apache/maven-javadoc-plugin@maven-javadoc-plugin-3.7.0...maven-javadoc-plugin-3.8.0)

Updates `com.google.errorprone:error_prone_annotations` from 2.28.0 to 2.29.2
- [Release notes](https://github.com/google/error-prone/releases)
- [Commits](google/error-prone@v2.28.0...v2.29.2)

Updates `com.google.errorprone:error_prone_type_annotations` from 2.28.0 to 2.29.2
- [Release notes](https://github.com/google/error-prone/releases)
- [Commits](google/error-prone@v2.28.0...v2.29.2)

Updates `com.google.errorprone:error_prone_type_annotations` from 2.28.0 to 2.29.2
- [Release notes](https://github.com/google/error-prone/releases)
- [Commits](google/error-prone@v2.28.0...v2.29.2)

---
updated-dependencies:
- dependency-name: org.apache.maven.plugins:maven-javadoc-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dependencies
- dependency-name: com.google.errorprone:error_prone_annotations
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dependencies
- dependency-name: com.google.errorprone:error_prone_type_annotations
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: dependencies
- dependency-name: com.google.errorprone:error_prone_type_annotations
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: dependencies
...

Signed-off-by: dependabot[bot] <support@github.com>

value/pom.xml

@@ -228,7 +228,7 @@
           <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-javadoc-plugin</artifactId>
-            <version>3.7.0</version>
+            <version>3.8.0</version>
             <configuration>
               <failOnError>false</failOnError>
             </configuration>

value/processor/pom.xml

@@ -41,7 +41,7 @@
 
   <properties>
     <auto-service.version>1.1.1</auto-service.version>
-    <errorprone.version>2.28.0</errorprone.version>
+    <errorprone.version>2.29.2</errorprone.version>
   </properties>
 
   <dependencies>