chore: use new testing-tools image (#733) #83

Job	Run time
Detect relevant changed files	4s
Run cargo-udeps	2m 3s
Build/Publish arm64 Image	5m 5s
Build/Publish amd64 Image	6m 41s
Publish/Sign 0.0.0-dev Index	31s
Package/Publish 0.0.0-dev Helm Chart	29s
Run OpenShift Preflight Check for 0.0.0-dev-arm64	19s
Run OpenShift Preflight Check for 0.0.0-dev-amd64	16s
Failure Notification	0s
Finished Build and Publish	3s
	15m 31s

Provide feedback