<issue_start><issue_comment>Title: Rename help_cog.py to help.py
username_0: ## Description

<!--Provide a summary of the changes you have made.-->
Renamed help.py in cogs and respective changes made in main.py

## Related Issue:
#199 
closes # (issue)


## Type of change

<!--Please delete options that are not relevant.-->

- [ ] Bug fix (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)


# Checklist:

- [ ] My code follows the style guidelines of this project
- [ ] I have read the contributing guidelines
- [ ] I have performed a self-review of my own code
- [ ] I have commented my code, particularly in hard-to-understand areas
- [ ] I have made corresponding changes to the documentation (if applicable)
- [ ] My changes generate no new warnings
<issue_comment>username_1: https://github.com/username_1/TearDrops/blob/5a11525abbad37de9dda9f31fc54a4c4682b5656/bot/main.py#L30-L43
```diff
- 'cogs.help_cog'
+ 'cogs.help'
```
Thanks for opening this PR-!
Could you also make changes here?