Improve sharding key tests

What does this MR do and why?

Improve sharding key tests to check for if there is LFK to organizations.

Remove tables that are done form the WIP list.

Closes #476207 (closed). Closes #476207 (closed). Closes #476214 (closed). Closes #476215 (closed). Closes #476218 (closed). Closes #469436 (closed). Closes #483194 (closed).

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