feat(helm): Allow Pod priorityClassName to be configured #117

Job	Run time
Run Cargo Udeps	2m 3s
Decide if Helm charts are pushed to the helm repository based on action trigger	5s
Run Rustfmt	18s
Run Cargo Deny (bans licenses sources)	47s
Run Cargo Deny (advisories)	45s
Run Clippy	30s
Check if committed README is the one we would render from the available parts	31s
Run RustDoc	1m 24s
Run Cargo Tests	42s
Check if committed Helm charts are up to date	41s
All tests passed	4s
Package Charts, Build Docker Image and publish them - ubicloud-standard-8-arm	9m 37s
Package Charts, Build Docker Image and publish them - ubuntu-latest	14m 0s
Build and publish manifest list	49s
Run the OpenShift Preflight check on the published images	15s
	32m 31s

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