DDSaaS: Metabase: Crawler Integration v1.0.0

[bparmar-crest]

What does this PR do?

• This is an initial release PR of Metabase integration including all the required assets.

Additional Notes

• Crawler code for this integration has been committed in its respective repo
• The assets are available in our sandbox and can be shared separately with the required teams.

Review checklist (to be filled by reviewers)

• [ ] Feature or bugfix MUST have appropriate tests (unit, integration, e2e)
• [ ] Changelog entries must be created for modifications to shipped code
• [ ] Add the qa/skip-qa label if the PR doesn't need to be tested during QA.
• [ ] If you need to backport this PR to another branch, you can add the backport/<branch-name> label to the PR and it will automatically open a backport PR once this one is merged