Tweak README Badges

[TimPansino]

Overview

• Make megalinter run on pushes to main to light up the README badge.
• Add a badge for our download count on PyPI through PePy

[github-actions]

✅MegaLinter analysis: Success

Descriptor	Linter	Files	Fixed	Errors	Warnings	Elapsed time
✅ ACTION	actionlint	7		0	0	1.04s
✅ MARKDOWN	markdownlint	7	0	0	0	1.53s
✅ PYTHON	ruff	1030	0	0	0	1.13s
✅ PYTHON	ruff-format	1030	0	0	0	0.44s
✅ YAML	prettier	15	0	0	0	1.63s
✅ YAML	v8r	15		0	0	5.2s
✅ YAML	yamllint	15		0	0	0.73s

See detailed reports in MegaLinter artifacts

Show us your support by starring ⭐ the repository

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 81.83%. Comparing base (8a202a3) to head (83fb828).
⚠️ Report is 7 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1688      +/-   ##
==========================================
- Coverage   81.85%   81.83%   -0.03%     
==========================================
  Files         214      214              
  Lines       25672    25672              
  Branches     4071     4071              
==========================================
- Hits        21015    21009       -6     
- Misses       3261     3267       +6     
  Partials     1396     1396              

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