Upgrade singlestore-jdbc-client to 1.2.7

[Dilli-Babu-Godari]

Description

Upgraded singlestore-jdbc-client library from 1.1.9 to 1.2.7

Motivation and Context

Impact

Test Plan

Contributor checklist

• Please make sure your submission complies with our contributing guide, in particular code style and commit standards.
• PR description addresses the issue accurately and concisely. If the change is non-trivial, a GitHub Issue is referenced.
• Documented new properties (with its default value), SQL syntax, functions, or other functionality.
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• Adequate tests were added if applicable.
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Release Notes

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== RELEASE NOTES ==

General Changes
* Upgraded singlestore-jdbc-client library from 1.1.9 to 1.2.7:pr:`24476`

[linux-foundation-easycla]

The committers listed above are authorized under a signed CLA.

• ✅ login: Dilli-Babu-Godari (2426845)

[steveburnett]

New release note guidelines as of last week: PR #24354 automatically adds links to this PR to the release notes. Please remove the manual PR link in the following format from the release note entries for this PR.

:pr:`12345`

I have updated the Release Notes Guidelines to remove the examples of manually adding the PR link.