feat: quality of life optional values to leases-cleanup job and webhook deployment

[falcorocks]

Description of the change

this PR adds the following optional values, which allows to easily follow Kubernetes best practices/provide more flexibility

• leases cleanup job:
  • priorityClass
  • automountServiceAccountToken
  • podSecurityContext
  • resources
• deployment webhook:
  • priorityClass
  • automountServiceAccountToken
  • envFrom

Existing or Associated Issue(s)

Additional Information

Proof of work

helm template . \
--set webhook.envFrom.configmaps={cm1} \
--set 'webhook.envFrom.secrets={secr1,secr2}' \
--set webhook.priorityClass=critical \
--set webhook.automountServiceAccountToken=true \
--set leasescleanup.priorityClass=critical \
--set leasescleanup.automountServiceAccountToken=false \
--set leasescleanup.podSecurityContext.enabled=false \
--set leasescleanup.podSecurityContext.runAsUser=12345 \
--set leasescleanup.resources.requests.memory=12345Mi \
--set leasescleanup.resources.limits.cpu=12345m \
| grep -C 3 'leases-cleanup\|deployment_webhook.yaml\|cm1\|secr1\|secr2\|critical\|automountServiceAccountToken\|12345'

Checklist

• Chart version bumped in Chart.yaml according to semver. Where applicable, update and bump the versions in any associated umbrella chart
• Variables are documented in the values.yaml and added to the README.md. The helm-docs utility can be used to generate the necessary content. Use helm-docs --dry-run to preview the content.
• JSON Schema generated.
• List tests pass for Chart using the Chart Testing tool and the ct lint command.

[hectorj2f]

Please, split the PR so it is easy to review both changes. Let's open a PR for the schema cleanup.

[falcorocks]

Please, split the PR so it is easy to review both changes. Let's open a PR for the schema cleanup.

thank you @hectorj2f , I've moved the fix to the schema here #904. I'm changing this PR to draft until that is resolved.