Make sure ingester is active when joining the ring

[alexqyle]

What this PR does:

Make sure ingester is active when joining the ring. With this, end user can start multiple ingesters while reusing previously existing volume.

Which issue(s) this PR fixes: Fixes #

Checklist

• [ ] Tests updated
• [ ] Documentation added
• [ ] CHANGELOG.md updated - the order of entries should be [CHANGE], [FEATURE], [ENHANCEMENT], [BUGFIX]