chore: update tests and examples to use bitnamilegacy #2576

Job	Run time
Decide if Helm charts are pushed to the helm repository based on action trigger	3s
Run Cargo Udeps	1m 57s
Check if committed Helm charts are up to date	49s
Run Rustfmt	13s
Run Clippy	30s
Run Cargo Deny (bans licenses sources)	48s
Run Cargo Deny (advisories)	51s
Run RustDoc	1m 20s
Check if committed README is the one we would render from the available parts	32s
Run Cargo Tests	49s
All tests passed	3s
Package Charts, Build Docker Image and publish them - ubuntu-latest	14m 36s
Package Charts, Build Docker Image and publish them - ubicloud-standard-8-arm	9m 14s
Build and publish manifest list	44s
Run the OpenShift Preflight check on the published images	20s
	32m 49s

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