Remove KSM deprecated pod phase service checks

[mfpierre]

What does this PR do?

Remove pod phase service checks that were deprecated.

Motivation

Cleanup

Review checklist

• PR has a meaningful title or PR has the no-changelog label attached
• Feature or bugfix has tests
• Git history is clean
• If PR impacts documentation, docs team has been notified or an issue has been opened on the documentation repo

Additional Notes

Anything else we should know when reviewing?

[xvello]

👌

[codecov-io]

Codecov Report

Merging #2631 into master will decrease coverage by 1.91%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master    #2631      +/-   ##
==========================================
- Coverage   83.88%   81.97%   -1.92%     
==========================================
  Files         644        4     -640     
  Lines       36453      355   -36098     
  Branches     4439       68    -4371     
==========================================
- Hits        30580      291   -30289     
+ Misses       4556       44    -4512     
+ Partials     1317       20    -1297