Bump gwt-user from 2.9.0 to 2.10.0 in /value

Bumps gwt-user from 2.9.0 to 2.10.0.

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Fixes #1342

COPYBARA_INTEGRATE_REVIEW=#1342 from google:dependabot/maven/value/com.google.gwt-gwt-user-2.10.0 ae70cd6
PiperOrigin-RevId: 456880057

value/src/it/functional/pom.xml

@@ -62,7 +62,7 @@
     <dependency>
       <groupId>com.google.gwt</groupId>
       <artifactId>gwt-user</artifactId>
-      <version>2.9.0</version>
+      <version>2.10.0</version>
     </dependency>
     <dependency>
       <groupId>junit</groupId>