sync_diff_inspector: fix float degree

[Leavrth]

What problem does this PR solve?

Issue Number: ref #699

What is changed and how it works?

readd the round in sql

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• lance6716

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[Leavrth]

/merge

[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: c9e996e789a0ee0a8b9382244744ed5d28e080df

[Leavrth]

/hold

[Leavrth]

/merge

[Leavrth]

/merge

[Leavrth]

/unhold