GitlabAccess => Rename enum fiels to uppercase ones

types/Gitlab/GitlabAccessLevel.ts

 enum GitlabAccessLevel {
-    Guest      = 10,
-    Reporter   = 20,
-    Developer  = 30,
-    Maintainer = 40,
-    Owner      = 50
+    GUEST      = 10,
+    REPORTER   = 20,
+    DEVELOPER  = 30,
+    MAINTAINER = 40,
+    OWNER      = 50
 }