Bump junit-jupiter-api in /plugins/maven/example-client (#532)

Bumps [junit-jupiter-api](https://github.com/junit-team/junit5) from 5.7.0 to 5.7.1.
- [Release notes](https://github.com/junit-team/junit5/releases)
- [Commits](https://github.com/junit-team/junit5/compare/r5.7.0...r5.7.1)
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

@@ -181,7 +181,7 @@
         <dependency>
             <groupId>org.junit.jupiter</groupId>
             <artifactId>junit-jupiter-api</artifactId>
-            <version>5.7.0</version>
+            <version>5.7.1</version>
         </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>