Merge branch 'renovate/org.gitlab4j-gitlab4j-api-6.x' into 'master'

fix(deps): update dependency org.gitlab4j:gitlab4j-api to v6.0.0-rc.9

See merge request anthorob/netneutrality!6

pom.xml

@@ -153,8 +153,14 @@
         <dependency>
             <groupId>org.gitlab4j</groupId>
             <artifactId>gitlab4j-api</artifactId>
-            <version>6.0.0-rc.5</version>
+            <version>6.0.0-rc.9</version>
         </dependency>
+        <dependency>
+            <groupId>org.gitlab4j</groupId>
+            <artifactId>gitlab4j-models</artifactId>
+            <version>6.0.0-rc.9</version>
+        </dependency>
+
         <dependency>
             <groupId>net.fellbaum</groupId>
             <artifactId>jemoji</artifactId>