doc: comment on spark history integration (#559) #2134

Job	Run time
Run Cargo Deny (bans licenses sources)	24s
Run Cargo Deny (advisories)	25s
Run Cargo Udeps	1m 50s
Decide if Helm charts are pushed to the helm repository based on action trigger	2s
Check if committed README is the one we would render from the available parts	22s
Run Rustfmt	24s
Run Clippy	39s
Check if committed Helm charts are up to date	53s
Run Cargo Tests	35s
Run RustDoc	1m 12s
All tests passed	3s
Package Charts, Build Docker Image and publish them - ubuntu-latest	12m 5s
Package Charts, Build Docker Image and publish them - ubicloud-standard-8-arm	11m 27s
Build and publish manifest list	38s
Run the OpenShift Preflight check on the published images	15s
	31m 14s

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