Cherry pick `Add check for symlink in extraction of nemo files (11611)` into `r2.1.0`
<!-- pylint-output-strict-mode-false -->

beep boop 🤖: 🙏 The following files have warnings. In case you are familiar with these, please try helping us to improve the code base.

---

Your code was analyzed with PyLint. The following annotations have been identified:

```
************* Module nemo.core.connectors.save_restore_connector
nemo/core/connectors/save_restore_connector.py:50:0: C0301: Line too long (135/119) (line-too-long)
nemo/core/connectors/save_restore_connector.py:203:0: C0301: Line too long (141/119) (line-too-long)
nemo/core/connectors/save_restore_connector.py:302:0: C0301: Line too long (140/119) (line-too-long)
nemo/core/connectors/save_restore_connector.py:416:0: C0301: Line too long (141/119) (line-too-long)
nemo/core/connectors/save_restore_connector.py:421:0: C0301: Line too long (141/119) (line-too-long)
nemo/core/connectors/save_restore_connector.py:37:0: C0115: Missing class docstring (missing-class-docstring)
nemo/core/connectors/save_restore_connector.py:690:4: C0116: Missing function or method docstring (missing-function-docstring)
nemo/core/connectors/save_restore_connector.py:698:4: C0116: Missing function or method docstring (missing-function-docstring)
nemo/core/connectors/save_restore_connector.py:706:4: C0116: Missing function or method docstring (missing-function-docstring)
nemo/core/connectors/save_restore_connector.py:714:4: C0116: Missing function or method docstring (missing-function-docstring)

-----------------------------------
Your code has been rated at 9.69/10
```

---

Thank you for improving NeMo's documentation! <!-- pylint-output-strict-mode-false -->

beep boop 🤖: 🙏 The following files have warnings. In case you are familiar with these, please try helping us to improve the code base.

---

Your code was analyzed with PyLint. The following annotations have been identified:

```
************* Module nemo.core.connectors.save_restore_connector
nemo/core/connectors/save_restore_connector.py:50:0: C0301: Line too long (135/119) (line-too-long)
nemo/core/connectors/save_restore_connector.py:203:0: C0301: Line too long (141/119) (line-too-long)
nemo/core/connectors/save_restore_connector.py:302:0: C0301: Line too long (140/119) (line-too-long)
nemo/core/connectors/save_restore_connector.py:416:0: C0301: Line too long (141/119) (line-too-long)
nemo/core/connectors/save_restore_connector.py:421:0: C0301: Line too long (141/119) (line-too-long)
nemo/core/connectors/save_restore_connector.py:37:0: C0115: Missing class docstring (missing-class-docstring)
nemo/core/connectors/save_restore_connector.py:690:4: C0116: Missing function or method docstring (missing-function-docstring)
nemo/core/connectors/save_restore_connector.py:698:4: C0116: Missing function or method docstring (missing-function-docstring)
nemo/core/connectors/save_restore_connector.py:706:4: C0116: Missing function or method docstring (missing-function-docstring)
nemo/core/connectors/save_restore_connector.py:714:4: C0116: Missing function or method docstring (missing-function-docstring)

-----------------------------------
Your code has been rated at 9.69/10
```

---

Thank you for improving NeMo's documentation! Cherry picked in #11680 
beep boop [🤖]: Hi @athitten 👋,
    
    we've cherry picked #11611 into  for you! 🚀
    
    Please review and approve this cherry pick by your convenience!