Bump graphql-java-extended-scalars in /plugins/maven/example-client (#635)

Bumps [graphql-java-extended-scalars](https://github.com/graphql-java/graphql-java-extended-scalars) from 16.0.0 to 16.0.1.
- [Release notes](https://github.com/graphql-java/graphql-java-extended-scalars/releases)
- [Commits](https://github.com/graphql-java/graphql-java-extended-scalars/commits)
Signed-off-by: Ndependabot[bot] <support@github.com>
Co-authored-by: Ndependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

plugins/maven/example-client/pom.xml

@@ -144,7 +144,7 @@
         <dependency>
             <groupId>com.graphql-java</groupId>
             <artifactId>graphql-java-extended-scalars</artifactId>
-            <version>16.0.0</version>
+            <version>16.0.1</version>
         </dependency>