Bump Go version to 1.22

[sp1999]

Description of changes:

• Bumping Go version to 1.22 across the codebase
• Bumping controller-gen and golangci-lint version to latest

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@sp1999: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
eks-anywhere-generate-files-presubmit	a787053	link	true	/test eks-anywhere-generate-files-presubmit
eks-anywhere-e2e-presubmit	a787053	link	true	/test eks-anywhere-e2e-presubmit

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 70.45%. Comparing base (7036dcb) to head (a787053).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8532      +/-   ##
==========================================
- Coverage   73.50%   70.45%   -3.06%     
==========================================
  Files         578      661      +83     
  Lines       36531    39011    +2480     
==========================================
+ Hits        26853    27484     +631     
- Misses       7956     9779    +1823     
- Partials     1722     1748      +26     

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