Update Kyverno Policies test-values.yaml

Re-evaluate the current test-values.yaml in Big bang

Check for duplicate configurations that are already configured within the values itself and remove them. Add additional testing if needed.

URL: https://repo1.dso.mil/big-bang/product/packages/kyverno-policies

Default Values URL: https://repo1.dso.mil/big-bang/product/packages/kyverno-policies/-/raw/main/chart/values.yaml

BB Test Values URL: https://repo1.dso.mil/big-bang/bigbang/-/raw/master/tests/test-values.yaml

Duplicates found in kyvernoPolicies for BB Test Values:
# Ironbank images are rebuilt nightly and tags are not immutable = # Ironbank images are rebuilt nightly and tags are not immutable
policies.require-image-signature.parameters.require.0.attestors.0.count  =  1
policies.require-image-signature.parameters.require.0.attestors.0.entries.0.keys.rekor.ignoreTlog  =  true
policies.require-image-signature.parameters.require.0.attestors.0.entries.0.keys.rekor.url  =
policies.require-image-signature.parameters.require.0.mutateDigest  =  false
policies.require-image-signature.parameters.require.0.verifyDigest  =  false
policies.restrict-external-names.enabled  =  true
policies.update-image-pull-policy.parameters.update.0.to  =  Always