build(deps): migrate protovalidate to v1.1.0 and upgrade cosign to v3… #318

Job	Run time
test / Test (main-module)	4m 9s
test / Test (controlplane)	6m 36s
test / Test (artifact-cas)	37s
test / Test (cli)	2m 7s
init_attestation	11s
Release CLI and control-plane/artifact-cas container images	14m 57s
Finish Attestation	9s
modify_release_notes	10s
	28m 56s

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