Use ruff instead of MegaLinter for linting/formatting

[johannaengland]

No description provided.

[github-actions]

Test results

  4 files    4 suites   40s ⏱️
 25 tests  25 ✅ 0 💤 0 ❌
100 runs  100 ✅ 0 💤 0 ❌

Results for commit e3120e5.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 77.62%. Comparing base (72ce8cd) to head (e3120e5).

Files with missing lines	Patch %	Lines
src/netsnmpy/netsnmp.py	0.00%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##           master      #12   +/-   ##
=======================================
  Coverage   77.62%   77.62%           
=======================================
  Files          10       10           
  Lines        1260     1260           
=======================================
  Hits          978      978           
  Misses        282      282           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.