Update backends/openvino/README.md

Co-authored-by: Yamini Nimmagadda <[email protected]>

Author: cavusmustafa

backends/openvino/README.md

@@ -32,9 +32,9 @@ executorch
 │       └── requirements.txt
 └── examples
 │   └── openvino
-│       ├── aot_openvino_compiler.py
-│       ├── export_and_infer_openvino.py
-│       └── README.md
+        ├── aot_openvino_compiler.py
+        ├── export_and_infer_openvino.py
+        └── README.md
 ```
 
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