chore(deps): update grafana/grafana docker digest to ab5cb38

[renovate-sh-app]

This PR contains the following updates:

Package	Update	Change
grafana/grafana	digest	d177053 → ab5cb38

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[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 46.58%. Comparing base (ab17d59) to head (0cfe47d).

Additional details and impacted files

@@             Coverage Diff             @@
##             main    #3046       +/-   ##
===========================================
+ Coverage   10.33%   46.58%   +36.25%     
===========================================
  Files          53       69       +16     
  Lines        4664     4965      +301     
===========================================
+ Hits          482     2313     +1831     
+ Misses       4110     2497     -1613     
- Partials       72      155       +83     

Flag	Coverage Δ
integration-test	?
integration-test-arm	?
k8s-integration-test	?
unittests	46.58% <ø> (?)

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