fix: removes Extra keyword from volumeMounts and Volumes for the data…

[sjberman]

… plane

Cherrypick of #3588

Proposed changes

Fixing 3585

Problem: Incorrect Helm Schema for the data plane volume mounts.

Solution: Explain the approach you took to implement the solution, highlighting any significant design decisions or
considerations.

Testing: Deployed it on my cluster to see if failure of schema validation does not occur anymore

Checklist

Before creating a PR, run through this checklist and mark each as complete.

• I have read the CONTRIBUTING doc
• I have rebased my branch onto main
• I will ensure my PR is targeting the main branch and pulling from my branch from my own fork

Release notes

fix: removes Extra keyword from volumeMounts and Volumes for the data…

fix: removes Extra keyword from volumeMounts and Volumes for the data…

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 86.83%. Comparing base (51cf307) to head (39f77a2).

Additional details and impacted files

@@               Coverage Diff               @@
##           release-2.0    #3592      +/-   ##
===============================================
+ Coverage        86.80%   86.83%   +0.03%     
===============================================
  Files              127      127              
  Lines            15087    15087              
  Branches            62       62              
===============================================
+ Hits             13096    13101       +5     
+ Misses            1840     1836       -4     
+ Partials           151      150       -1     

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