ci: Harden workflows #255

Job	Run time
Detect relevant changed files	7s
Run cargo-udeps	1m 35s
Build/Publish amd64 Image	6m 45s
Build/Publish arm64 Image	6m 19s
Publish/Sign 0.0.0-pr796 Index	47s
Package/Publish 0.0.0-pr796 Helm Chart	47s
Run OpenShift Preflight Check for 0.0.0-pr796-arm64	32s
Run OpenShift Preflight Check for 0.0.0-pr796-amd64	34s
Failure Notification	0s
Finished Build and Publish	3s
	17m 29s

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