Update actions/setup-java digest to 7a6d8a8

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/setup-java	action	digest	8df1039 -> 7a6d8a8

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[openshift-ci]

Hi @renovate[bot]. Thanks for your PR.

I'm waiting for a redhat-appstudio member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 43.86%. Comparing base (ec02b3f) to head (3ade936).
Report is 7 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #2332      +/-   ##
============================================
+ Coverage     43.83%   43.86%   +0.02%     
  Complexity      785      785              
============================================
  Files           278      278              
  Lines         13290    13290              
  Branches       1339     1339              
============================================
+ Hits           5826     5829       +3     
+ Misses         6869     6867       -2     
+ Partials        595      594       -1     

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