Bump groovy-all from 2.4.21 to 2.5.22

Bumps [groovy-all](https://github.com/apache/groovy) from 2.4.21 to 2.5.22.
- [Commits](https://github.com/apache/groovy/commits)

---
updated-dependencies:
- dependency-name: org.codehaus.groovy:groovy-all
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

pom.xml

@@ -58,7 +58,7 @@
         <sonar.sources>src/main/java</sonar.sources>
         <sonar.tests>src/test/groovy</sonar.tests>
 
-        <groovy.version>2.4.21</groovy.version>
+        <groovy.version>2.5.22</groovy.version>
         <dependency.spock.version>1.3-groovy-2.4</dependency.spock.version>
 
         <jacoco.fileset.directory>target</jacoco.fileset.directory>