[AUTO] Increment version to 2.19.0-SNAPSHOT

[opensearch-trigger-bot[bot]]

• Incremented version to 2.19.0-SNAPSHOT.

[codecov[bot]]

Codecov Report

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

Project coverage is 94.55%. Comparing base (547991b) to head (a2a5f79).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## 2.x #3119 +/- ## ========================================= Coverage 94.55% 94.55% Complexity 5468 5468 ========================================= Files 529 529 Lines 15630 15630 Branches 1029 1029 ========================================= Hits 14779 14779 Misses 804 804 Partials 47 47 ``` | [Flag](https://app.codecov.io/gh/opensearch-project/sql/pull/3119/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/3119/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=opensearch-project) | `94.55% <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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[yuye-aws]

Can we merge this PR? It's blocking 2 PRs from the skills repo:

1. https://github.com/opensearch-project/skills/pull/453
2. https://github.com/opensearch-project/skills/pull/467