rename ca-key to ca-cert. Fix 1608, 1613

[vaikas]

Signed-off-by: Ville Aikas [email protected]

Summary

Rename ca-key in the cosigned api as per: #1608
Also while there, fixed #1613
Also, fixed a few other fields that should be omitempty and added +optional
tags where missing.

Ticket Link

Fixes

Release Note

[codecov-commenter]

Codecov Report

Merging #1617 (9ec01a3) into main (36d7646) will not change coverage.
The diff coverage is 66.66%.

@@           Coverage Diff           @@
##             main    #1617   +/-   ##
=======================================
  Coverage   27.95%   27.95%           
=======================================
  Files         137      137           
  Lines        7826     7826           
=======================================
  Hits         2188     2188           
  Misses       5407     5407           
  Partials      231      231           

Impacted Files	Coverage Δ
...apis/cosigned/v1alpha1/clusterimagepolicy_types.go	0.00% <ø> (ø)
...kg/apis/cosigned/v1alpha1/zz_generated.deepcopy.go	0.00% <0.00%> (ø)
...cosigned/v1alpha1/clusterimagepolicy_validation.go	85.43% <66.66%> (ø)
...econciler/clusterimagepolicy/clusterimagepolicy.go	67.61% <100.00%> (ø)

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