Depends on: #6212

Add a consensus test that asserts shard key mappings are applied properly through a consensus snapshot.

Tests changes in:

• Fix broken shard key mapping in consensus snapshot #6209
• Fix consensus snapshot not applying shard key mappings #6212

Tasks

• Merge Fix consensus snapshot not applying shard key mappings #6212 (comment)
• Rebase on dev
• Undraft

All Submissions:

• Contributions should target the dev branch. Did you create your branch from dev?
• Have you followed the guidelines in our Contributing document?
• Have you checked to ensure there aren't other open Pull Requests for the same update/change?

New Feature Submissions:

1. Does your submission pass tests?
2. Have you formatted your code locally using cargo +nightly fmt --all command prior to submission?
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