fix: publish to pip workflow

[PranshuSrivastava]

Issue that this pull request solves

Brief description of what is fixed or changed

Currently the workflow to publish a release to pip is not working correctly. This is because the setup.py file is in a subdirectory and not in the root. Specifying that subdirectory in the workflow to fix that.

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• Bugfix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Other (please describe):

Checklist

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• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have created new branch for this pull request
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• My changes does not break the current system and it passes all the current test cases.

Other information

Any other information that is important to this pull request

[Sarthak160]

@PranshuSrivastava I have made changes to append the pypi as prefix and also extracted version from the github release itself. If you are done with your changes lets try to release by merging this action.

[Sonichigo]

@Sarthak160 please resolve the conflictes