Upgrade CRD to v1beta1

[MUzairS15]

Description

This PR

1. Upgrades kubebuilder.
2. Upgrades v1alpha1 to v1beta1

Notes for Reviewers

Signed commits

• Yes, I signed my commits.

[codecov]

Codecov Report

Attention: Patch coverage is 86.66667% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 53.30%. Comparing base (68bae1e) to head (993a0b3).

❗ Current head 993a0b3 differs from pull request most recent head 92ac3eb. Consider uploading reports for the commit 92ac3eb to get more accurate results

Files	Patch %	Lines
controllers/broker_controller.go	75.00%	1 Missing ⚠️
controllers/meshsync_controller.go	85.71%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #551   +/-   ##
=======================================
  Coverage   53.30%   53.30%           
=======================================
  Files           9        9           
  Lines         514      514           
=======================================
  Hits          274      274           
  Misses        221      221           
  Partials       19       19           

Flag	Coverage Δ
unittests	53.30% <86.66%> (ø)

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[leecalcote]

Some big changes here, @MUzairS15 💪