chore(deps): update docker/login-action digest to a979406

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
docker/login-action	action	digest	40891eb -> a979406

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[codecov]

Codecov Report

Merging #493 (3c9785f) into main (31d8d5a) will increase coverage by 0.07%.
Report is 1 commits behind head on main.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #493      +/-   ##
==========================================
+ Coverage   82.70%   82.78%   +0.07%     
==========================================
  Files          22       22              
  Lines        1417     1423       +6     
==========================================
+ Hits         1172     1178       +6     
  Misses        207      207              
  Partials       38       38              

Files Changed	Coverage Δ
...pis/core/v1alpha1/flagsourceconfiguration_types.go	97.09% <ø> (ø)
...is/core/v1alpha2/featureflagconfiguration_types.go	50.00% <ø> (ø)
...pis/core/v1alpha3/flagsourceconfiguration_types.go	100.00% <ø> (ø)
controllers/common/flagd-injector.go	91.04% <100.00%> (+0.15%)	⬆️

Flag	Coverage Δ
unit-tests	82.78% <100.00%> (+0.07%)	⬆️

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