deperecate policyset crd

[waleedhammam]

Closes #209

What changed?

• Deprecate PolicySet CRD
• Introduce new CRD version v2beta3 to have the new changes

Why was this change made?

• The PolicySet CRD introduced more complexity to set up the policy agent.

How was this change implemented?

• Remove all related policyset crd stuff

How did you validate the change?

• run manually / unit / integration tests

Release notes

Documentation Changes

[codecov]

Codecov Report

Attention: 2 lines in your changes are missing coverage. Please review.

Comparison is base (a2a59c0) 78.34% compared to head (00ec46d) 78.34%.

Files	Patch %	Lines
controllers/policyconfig_controller.go	0.00%	1 Missing ⚠️
internal/policies/policy.go	75.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##              dev     #214      +/-   ##
==========================================
- Coverage   78.34%   78.34%   -0.01%     
==========================================
  Files          22       20       -2     
  Lines        1390     1279     -111     
==========================================
- Hits         1089     1002      -87     
+ Misses        229      211      -18     
+ Partials       72       66       -6     

Flag	Coverage Δ
unit	78.34% <60.00%> (-0.01%)	⬇️

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[Samra10]

LGTM, and Audit/Enforce fields in the UI not affected