feat(github): Support redis and extension-installer in Renovate - alternative

[mkilchhofer]

This is an alternative approach of:

• fix(github): Support redis/argocd-extension-installer to Renovate #3106

In order to pass #3104 , I modified scripts.
Related to #3072

Testing

I tested the changes on my personal fork:
full job-logs.txt

Here you can see the script invokes by Renovate

2025-01-27T23:03:36.9964962Z        "command": "./scripts/renovate-bump-version.sh -c argo-cd -d public.ecr.aws/docker/library/redis -v 7.4.2"
2025-01-27T23:03:37.0199099Z        "command": "./scripts/helm-docs.sh"
2025-01-27T23:03:38.2032791Z        "command": "./scripts/renovate-bump-version.sh -c argo-cd -d public.ecr.aws/docker/library/redis -v 7.4.2"
2025-01-27T23:03:38.2247721Z        "command": "./scripts/helm-docs.sh"
2025-01-27T23:03:43.1657071Z        "command": "./scripts/renovate-bump-version.sh -c argo-cd -d public.ecr.aws/bitnami/redis-exporter -v 1.67.0"
2025-01-27T23:03:43.1866295Z        "command": "./scripts/helm-docs.sh"

PRs created during testing

• obsolete mkilchhofer/argo-helm#34
• obsolete mkilchhofer/argo-helm#35

---

Checklist:

• I have bumped the chart version according to versioning
• I have updated the documentation according to documentation
• I have updated the chart changelog with all the changes that come with this pull request according to changelog.
• Any new values are backwards compatible and/or have sensible default.
• I have signed off all my commits as required by DCO.
• My build is green (troubleshooting builds).

[mkilchhofer]

This allows us to run "scripts/helm-docs.sh"

[yu-croco]

Thank you so much!