feat: split Junit module between base utils and the integration test runtime

[jimmarino]

What this PR changes/adds

Splits the Junit module between base utils and the integration test runtime to avoid circular dependencies between SPI and implementation modules.

Linked Issue(s)

Related to #4028

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 74.19%. Comparing base (7f20ba5) to head (274b2fe).
Report is 163 commits behind head on main.

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Additional details and impacted files

@@            Coverage Diff             @@
##             main    #4042      +/-   ##
==========================================
+ Coverage   71.74%   74.19%   +2.45%     
==========================================
  Files         919      986      +67     
  Lines       18457    19993    +1536     
  Branches     1037     1117      +80     
==========================================
+ Hits        13242    14834    +1592     
+ Misses       4756     4680      -76     
- Partials      459      479      +20     

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