TransportServer SNI

[j1m-ryan]

Proposed changes

TransportServer SNI POC + example

Checklist

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

• I have read the CONTRIBUTING doc
• I have added tests that prove my fix is effective or that my feature works
• I have checked that all unit tests pass after adding my changes
• I have updated necessary documentation
• 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

[codecov]

Codecov Report

Attention: Patch coverage is 91.91919% with 8 lines in your changes missing coverage. Please review.

Project coverage is 53.27%. Comparing base (62642a5) to head (2fb8fdf).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...g/apis/configuration/validation/transportserver.go	80.76%	3 Missing and 2 partials ⚠️
internal/k8s/configuration.go	95.00%	2 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #6494      +/-   ##
==========================================
- Coverage   53.28%   53.27%   -0.02%     
==========================================
  Files          87       87              
  Lines       16255    16305      +50     
==========================================
+ Hits         8661     8686      +25     
- Misses       7181     7201      +20     
- Partials      413      418       +5     

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