Merge pull request #2483 from wwitzel3/issue-2186

add can_delete check method (defers to admin)

awx/main/access.py

@@ -1513,6 +1513,10 @@ class CustomInventoryScriptAccess(BaseAccess):
     def can_change(self, obj, data):
         return self.can_admin(obj)
 
+    @check_superuser
+    def can_delete(self, obj):
+        return self.can_admin(obj)
+
     @check_superuser
     def can_read(self, obj):
         return self.user in obj.read_role