Return harbor project id immediately

Change-Id: I37f054e88206637ff25b638c05bba68e38a3c650
Related-Prod: https://mirantis.jira.com/browse/PROD-30728
diff --git a/src/com/mirantis/mk/HarborUtils.groovy b/src/com/mirantis/mk/HarborUtils.groovy
index 0473f29..5790fdf 100644
--- a/src/com/mirantis/mk/HarborUtils.groovy
+++ b/src/com/mirantis/mk/HarborUtils.groovy
@@ -39,13 +39,11 @@
  */
 def getHarborProjectByName(harborApi, projectName){
     def plist = getHarborProjectsByPattern(harborApi, projectName)
-    def id = null
     for (i in plist){
         if (i.get('name') == projectName){
-            id = i['project_id']
+            return i['project_id']
         }
     }
-    return id
 }
 
  /**