PMM-14213 Grafana 12.3.1

[fabio-silva]

PMM-14213

[Copilot]

Pull request overview

This PR upgrades Grafana dependencies from version 11.5.2 to 12.3.1 and includes necessary compatibility adjustments. The changes also include test improvements to handle parallel test execution better.

Changes:

• Upgraded @grafana packages from 11.5.2 to 12.3.1 in pmm-compat
• Updated UI styles and locators to match Grafana 12.3.1's updated interface elements
• Improved test reliability by addressing concurrency issues in API tests

Reviewed changes

Copilot reviewed 7 out of 8 changed files in this pull request and generated 2 comments.

Show a summary per file

File	Description
ui/apps/pmm-compat/package.json	Updated @grafana package versions from 11.5.2 to 12.3.1
ui/apps/pmm-compat/src/lib/constants.ts	Updated search button label and added new docked menu local storage key
ui/apps/pmm-compat/src/compat.ts	Added initialization of new Grafana docked menu local storage key
ui/apps/pmm-compat/src/styles.ts	Added CSS rule to hide separator elements adjacent to hidden toolbar buttons
api-tests/user/snooze_test.go	Enhanced test to handle shared state from parallel test execution
api-tests/server/readyz_test.go	Fixed potential race condition by copying BaseURL instead of parsing it
api-tests/management/nodes_test.go	Made error message assertion more flexible to handle JSON serialization variations

[CLAassistant]

All committers have signed the CLA.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 47.70%. Comparing base (5c623d1) to head (67edf8d).
⚠️ Report is 1 commits behind head on v3.

Additional details and impacted files

@@            Coverage Diff             @@
##               v3    #4976      +/-   ##
==========================================
- Coverage   47.79%   47.70%   -0.09%     
==========================================
  Files         410      410              
  Lines       41981    41981              
==========================================
- Hits        20066    20029      -37     
- Misses      19939    19972      +33     
- Partials     1976     1980       +4     

Flag	Coverage Δ
admin	35.80% <ø> (ø)
agent	53.00% <ø> (-0.37%)	⬇️

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