Enhance resource validation in SCSClusterStatusChecker to ensure ASCS and ERS resource IDs are set before checking resources

Author: devanshjainms

src/modules/get_cluster_status_scs.py

@@ -187,7 +187,7 @@ def _process_node_attributes(self, cluster_status_xml: ET.Element) -> Dict[str,
             if result["ascs_node"] == "" and result["ers_node"] == "":
                 return self.result
 
-            if resources is not None:
+            if resources is not None and self.ascs_resource_id and self.ers_resource_id:
                 ascs_resource = resources.find(f".//resource[@id='{self.ascs_resource_id}']")
                 ers_resource = resources.find(f".//resource[@id='{self.ers_resource_id}']")