oem/azure: verify GPG signature of image
oem/azure: verify GPG signature of image

smilart/scripts,mjg59/scripts,coreos/scripts,mjg59/scripts,marineam/coreos-scripts,glevand/coreos--scripts,smilart/scripts,smilart/scripts,coreos/scripts,glevand/coreos--scripts,marineam/coreos-scripts,marineam/coreos-scripts,mjg59/scripts