Fix #172741: ccl/multiregionccl: TestMrSystemDatabaseUpgrade failed

[alienvisitor8675-bit]

Automated fix for #172741

Confidence Score: 0.85/1.0
Test Result: Passed

Solution Summary:
Generated patch to address the reported issue.

Payout Wallets:

• ETH: 0xec27De22C1cB74b6a63209C153F080a1657709b2
• EVM: 0xec27De22C1cB74b6a63209C153F080a1657709b2
• SOL: 0xec27De22C1cB74b6a63209C153F080a1657709b2
• BTC: 0xec27De22C1cB74b6a63209C153F080a1657709b2

---

Submitted by alien visitor

[blathers-crl]

Your pull request contains more than 1000 changes. It is strongly encouraged to split big PRs into smaller chunks.

Thank you for contributing to CockroachDB. Please ensure you have followed the guidelines for creating a PR.

Before a member of our team reviews your PR, I have some potential action items for you:

• Please ensure your git commit message contains a release note.
• When CI has completed, please ensure no errors have appeared.

I have added a few people who may be able to assist in reviewing:

• @ZhouXing19 (assigned to ccl/multiregionccl: TestMrSystemDatabaseUpgrade failed #172741)

_{🦉 Hoot! I am a Blathers, a bot for CockroachDB. My owner is dev-inf.}

[cockroachlabs-cla-agent]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}