feat: Add helm charts for principal

[ncr38]

What does this PR do / why we need it:
This will serve as starting point for having a standard helm chart which can generate required manifests for principal installation.

How to test changes / Special notes to the reviewer:

Checklist

• Documentation update is required by this PR (and has been updated) OR no documentation update is required.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 44.76%. Comparing base (d1cd1dc) to head (83bb5db).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #512   +/-   ##
=======================================
  Coverage   44.76%   44.76%           
=======================================
  Files          88       88           
  Lines       10774    10774           
=======================================
  Hits         4823     4823           
  Misses       5565     5565           
  Partials      386      386           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.