Add support for dynamic modules

[jukie]

What type of PR is this?

What this PR does / why we need it:

Which issue(s) this PR fixes:

Fixes #5668

Release Notes: Yes/No

[netlify]

✅ Deploy Preview for cerulean-figolla-1f9435 canceled.

Name	Link
🔨 Latest commit	11d2d45
🔍 Latest deploy log	https://app.netlify.com/projects/cerulean-figolla-1f9435/deploys/699395f82a5b1e0008f1c3f6

[codecov]

Codecov Report

❌ Patch coverage is 79.16667% with 30 lines in your changes missing coverage. Please review.
✅ Project coverage is 73.59%. Comparing base (e56785c) to head (11d2d45).

Files with missing lines	Patch %	Lines
internal/xds/translator/dynamicmodule.go	66.21%	13 Missing and 12 partials ⚠️
internal/gatewayapi/envoyextensionpolicy.go	92.64%	3 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8278      +/-   ##
==========================================
+ Coverage   73.57%   73.59%   +0.01%     
==========================================
  Files         242      243       +1     
  Lines       37000    37127     +127     
==========================================
+ Hits        27224    27323      +99     
- Misses       7854     7870      +16     
- Partials     1922     1934      +12     

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