Bump rest-assured from 5.3.0 to 5.3.1 in /plugins/maven/example-client (#1255)

Bumps [rest-assured](https://github.com/rest-assured/rest-assured) from 5.3.0 to 5.3.1.
- [Changelog](https://github.com/rest-assured/rest-assured/blob/master/changelog.txt)
- [Commits](https://github.com/rest-assured/rest-assured/compare/rest-assured-5.3.0...rest-assured-5.3.1)

---
updated-dependencies:
- dependency-name: io.rest-assured:rest-assured
  dependency-type: direct:production
  update-type: version-update:semver-patch
...
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plugins/maven/example-client/pom.xml

@@ -180,7 +180,7 @@
         <dependency>
             <groupId>io.rest-assured</groupId>
             <artifactId>rest-assured</artifactId>
-            <version>5.3.0</version>
+            <version>5.3.1</version>
         </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>