map_location was ignored even though it was passed in line 183
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# What does this PR do ?

Makes sure the `map_location` parameter is used correctly.

**Collection**:  only affects save_restore_connector.py

# Changelog 
- use the function's `map_location` parameter instead of ignoring it 

  
**PR Type**:
- [ ] New Feature
- [X ]"Bugfix"
- [ ] Documentation


## Who can review?

Anyone in the community is free to review the PR once the checks have passed. 
[Contributor guidelines](https://github.com/NVIDIA/NeMo/blob/main/CONTRIBUTING.md) contains specific people who can review PRs to various areas.
