add --yes option to cosign sign #287

Job	Run time
Install Cosign v0.6.0 and test presence in path (macos-latest)	17s
Install Cosign v0.6.0 and test presence in path (ubuntu-latest)	16s
Install Cosign v0.6.0 and test presence in path (windows-latest)	17s
Install Cosign and test presence in path (macos-latest)	11s
Install Cosign and test presence in path (ubuntu-latest)	5s
Install Cosign and test presence in path (windows-latest)	17s
Install Cosign v0.6.0 and test presence in path with pre installed libpcsclite1 package (ubuntu-l...	28s
Install Custom Cosign and test presence in path (macos-latest)	26s
Install Custom Cosign and test presence in path (ubuntu-latest)	6s
Install Custom Cosign and test presence in path (windows-latest)	51s
Install Custom Cosign and test presence in path with custom root dir (ubuntu-latest)	3s
Install Custom Cosign and test presence in path (macos-latest)	10s
Install Custom Cosign and test presence in path (ubuntu-latest)	4s
Install Custom Cosign and test presence in path (windows-latest)	46s
Try to install a wrong Cosign (macos-latest)	45s
Try to install a wrong Cosign (ubuntu-latest)	6s
Try to install a wrong Cosign (windows-latest)	57s
Try to install cosign with go 1.19	4m 7s
Try to install cosign with go 1.20	3m 46s
Try to install cosign with go 1.19	2m 27s
Try to install cosign with go 1.20	2m 37s
Try to install cosign with go 1.19	6m 56s
Try to install cosign with go 1.20	10m 9s
Install existing release of Cosign and test presence in path (ubuntu-latest)	5s
	36m 12s

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