[7.17] (backport #18426) bump: ubi 9.7

[mergify]

Release notes

Update to newest ubi version 9.7

What does this PR do?

Update the version in the relevant files

Why is it important/What is the impact to the user?

9.6 reached EoL

Checklist

• My code follows the style guidelines of this project
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have made corresponding change to the default configuration files (and/or docker env variables)
• I have added tests that prove my fix is effective or that my feature works

Author's Checklist

• [ ]

How to test this PR locally

Related issues

Use cases

Screenshots

Logs

---

This is an automatic backport of pull request #18426 done by [Mergify](https://mergify.com).

[mergify]

Cherry-pick of 84db0b0 has failed:

On branch mergify/bp/7.17/pr-18426
Your branch is up to date with 'origin/7.17'.

You are currently cherry-picking commit 84db0b012.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Unmerged paths:
  (use "git add/rm <file>..." as appropriate to mark resolution)
	deleted by us:   docker/templates/IronbankDockerfile.erb
	both modified:   docker/templates/hardening_manifest.yaml.erb

no changes added to commit (use "git add" and/or "git commit -a")

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

[elasticmachine]

💚 Build Succeeded

• Buildkite Build
• Commit: 46ef2c8

cc @v1v

[mergify]

This pull request has not been merged yet. Could you please review and merge it @v1v? 🙏

[mergify]

This pull request has not been merged yet. Could you please review and merge it @v1v? 🙏

[mergify]

This pull request has not been merged yet. Could you please review and merge it @v1v? 🙏