Add Dependabot config for updating GHAs

[danielhollas]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 85.85%. Comparing base (2f3120e) to head (b1025b5).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #205   +/-   ##
=======================================
  Coverage   85.85%   85.85%           
=======================================
  Files           9        9           
  Lines         919      919           
=======================================
  Hits          789      789           
  Misses        130      130           

Flag	Coverage Δ
py-3.10	85.74% <ø> (ø)
py-3.11	85.74% <ø> (ø)
py-3.12	85.74% <ø> (ø)
py-3.8	85.69% <ø> (ø)
py-3.9	85.80% <ø> (ø)

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