chore(deps): update docker/build-push-action action to v6

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
docker/build-push-action	action	major	v5 -> v6

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Release Notes

docker/build-push-action (docker/build-push-action)

v6

Compare Source

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Configuration

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 74.82%. Comparing base (5f66b3c) to head (9565a48).

Additional details and impacted files

@@             Coverage Diff              @@
##               main     #443      +/-   ##
============================================
- Coverage     74.98%   74.82%   -0.16%     
+ Complexity      362      361       -1     
============================================
  Files            69       69              
  Lines          1287     1287              
  Branches        143      143              
============================================
- Hits            965      963       -2     
- Misses          184      187       +3     
+ Partials        138      137       -1     

Flag	Coverage Δ
unittests	74.82% <ø> (-0.16%)	⬇️

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