Merge pull request #367 from jeromepochat/exclude-gradle

Exclude useless `gradle` test dependency (fix typo)

Author: jeromepochat

pom.xml

@@ -163,7 +163,7 @@
             <scope>test</scope>
             <exclusions>
                 <exclusion>
-                    <groupId>org.jenkins-ci.plugin</groupId>
+                    <groupId>org.jenkins-ci.plugins</groupId>
                     <artifactId>gradle</artifactId>
                 </exclusion>
             </exclusions>