If management-api authentication is enabled, mount clientSecret to th…

[burmanm]

…e medusa container and modify medusa.ini. Update medusa to 0.19.0

What this PR does:

• Modify medusa container and medusa.ini if management-api requires mTLS connection
• Update medusa to 0.19.0

Which issue(s) this PR fixes:
Fixes #1214

Checklist

• Changes manually tested
• Automated Tests added/updated
• Documentation added/updated
• CHANGELOG.md updated (not required for documentation PRs)
• CLA Signed: DataStax CLA

[codecov]

Codecov Report

Attention: 23 lines in your changes are missing coverage. Please review.

Comparison is base (1b8568f) 57.37% compared to head (d596d09) 57.27%.

❗ Current head d596d09 differs from pull request most recent head d7f60e0. Consider uploading reports for the commit d7f60e0 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1215      +/-   ##
==========================================
- Coverage   57.37%   57.27%   -0.11%     
==========================================
  Files         103      103              
  Lines       10759    10787      +28     
==========================================
+ Hits         6173     6178       +5     
- Misses       4047     4070      +23     
  Partials      539      539              

Files	Coverage Δ
pkg/medusa/reconcile.go	60.14% <25.80%> (-2.33%)	⬇️

... and 6 files with indirect coverage changes

[rzvoncek]

Although, the multi-cluster e2e tests are all over the place.

[rzvoncek]

Made the CI green, will still go and manually test this.

[sonarqubecloud]

Quality Gate failed

Failed conditions
4.3% Duplication on New Code (required ≤ 3%)

See analysis details on SonarCloud