chore: replace generic error with RnExecutorchError in ResourceFetcher for better error handling

Author: rizalibnu

packages/react-native-executorch/src/utils/ResourceFetcher.ts

@@ -31,7 +31,10 @@
 import { ResourceSource } from '../types/common';
 import { RnExecutorchError } from '../errors/errorUtils';
 import { RnExecutorchErrorCode } from '../errors/ErrorCodes';
+<<<<<<< HEAD
 import { ResourceFetcherUtils } from './ResourceFetcherUtils';
+=======
+>>>>>>> 359427b1 (chore: replace generic error with RnExecutorchError in ResourceFetcher for better error handling)
 
 /**
  * Adapter interface for resource fetching operations.