Removed AirflowDB references in docs and RBAC config (#331) #1340

Job	Run time
Run Cargo Udeps	15m 45s
Select target helm repository based on action trigger	3s
Run Rustfmt	24s
Run Cargo Deny (advisories)	27s
Run Clippy	2m 22s
Run RustDoc	4m 0s
Run Cargo Deny (bans licenses sources)	32s
Run Cargo Tests	3m 37s
Check if committed Helm charts are up to date	2m 58s
Check if committed README is the one we would render from the available parts	31s
All tests passed	3s
Package Charts, Build Docker Image and publish them	14m 37s
Run the OpenShift Preflight check on the published images	43s
	46m 2s

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