[Backport 2.18] Correct regular expression range

[opensearch-trigger-bot[bot]]

Backport 7022a0946015c41cbd02888e3c712c6b67123982 from #2836.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 94.49%. Comparing base (3cd7702) to head (ab90113). Report is 4 commits behind head on 2.18.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## 2.18 #3107 +/- ## ========================================= Coverage 94.49% 94.49% Complexity 5422 5422 ========================================= Files 529 529 Lines 15464 15464 Branches 1011 1011 ========================================= Hits 14613 14613 Misses 804 804 Partials 47 47 ``` | [Flag](https://app.codecov.io/gh/opensearch-project/sql/pull/3107/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=opensearch-project) | Coverage Δ | | |---|---|---| | [sql-engine](https://app.codecov.io/gh/opensearch-project/sql/pull/3107/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=opensearch-project) | `94.49% <ø> (ø)` | | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=opensearch-project#carryforward-flags-in-the-pull-request-comment) to find out more.

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