fix incorrect state transition during branch resize

Author: boddumanohar

src/deployment/monitors/resize/__init__.py

@@ -45,7 +45,6 @@
     RESIZE_STATUS_PRIORITY,
     Branch,
     BranchResizeStatus,
-    BranchServiceStatus,
     aggregate_resize_statuses,
     should_transition_resize_status,
 )
@@ -133,20 +132,20 @@ async def _apply_volume_status(
 
 
 async def set_branch_status(status: BranchResizeStatus, branch: Branch) -> None:
-    if status == "FAILED":
-        branch.set_status(BranchServiceStatus.ERROR)
-    elif status == "COMPLETED":
-        namespace, _ = get_autoscaler_vm_identity(branch.id)
-        service_status = await collect_branch_service_health(
-            namespace,
+    if status not in {"FAILED", "COMPLETED"}:
+        return
+
+    namespace, _ = get_autoscaler_vm_identity(branch.id)
+    service_status = await collect_branch_service_health(
+        namespace,
+        storage_enabled=branch.enable_file_storage,
+    )
+    branch.set_status(
+        derive_branch_status_from_services(
+            service_status,
             storage_enabled=branch.enable_file_storage,
         )
-        branch.set_status(
-            derive_branch_status_from_services(
-                service_status,
-                storage_enabled=branch.enable_file_storage,
-            )
-        )
+    )
 
 
 async def _handle_pvc_event(core_v1: CoreV1Api, event: CoreV1Event) -> None: