lint issue resolving

Author: Riya

cns/restserver/internalapi_test.go

@@ -97,7 +97,7 @@ func TestReconcileNCStatePrimaryIPChangeShouldFail(t *testing.T) {
 
 	// Create dummy CNS state file
 	stateFile := "/var/lib/azure-network/azure-cns.json"
-	_ = os.WriteFile(stateFile, []byte("dummy"), 0600)
+	_ = os.WriteFile(stateFile, []byte("dummy"), 0o600)
 	defer os.Remove(stateFile)
 
 	defer func() {
@@ -1723,7 +1723,7 @@ func TestCreateOrUpdateNCInternal_PrimaryCAMismatchShouldPanicAndDeleteStateFile
 
 	// Step 3: Create dummy CNS state file
 	stateFile := "/var/lib/azure-network/azure-cns.json"
-	_ = os.WriteFile(stateFile, []byte("dummy"), 0600)
+	_ = os.WriteFile(stateFile, []byte("dummy"), 0o600)
 	defer os.Remove(stateFile)
 
 	defer func() {