chore(deps): update dependency org.gitlab4j:gitlab4j-api to v6.2.0

Author: renovate[bot]

enforcer/pom.xml

@@ -55,7 +55,7 @@
     <dependency>
       <groupId>org.gitlab4j</groupId>
       <artifactId>gitlab4j-api</artifactId>
-      <version>6.1.0</version>
+      <version>6.2.0</version>
       <exclusions>
         <exclusion>
           <!-- Because of dependency convergence problem -->