test: Bump opa to 1.12.3 (#808) #136

Job	Run time
Detect relevant changed files	6s
Build/Publish arm64 Image	5m 47s
Build/Publish amd64 Image	6m 47s
Run cargo-udeps	1m 55s
Publish/Sign 0.0.0-dev Index	35s
Package/Publish 0.0.0-dev Helm Chart	26s
Run OpenShift Preflight Check for 0.0.0-dev-arm64	21s
Run OpenShift Preflight Check for 0.0.0-dev-amd64	21s
Failure Notification	0s
Finished Build and Publish	2s
	16m 20s

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