chore(deps): update dependency mysql2 to v3.9.7

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
mysql2 (source)	3.9.6 -> 3.9.7

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Release Notes

sidorares/node-mysql2 (mysql2)

### [`v3.9.7`](https://togithub.com/sidorares/node-mysql2/blob/HEAD/Changelog.md#397-2024-04-21) [Compare Source](https://togithub.com/sidorares/node-mysql2/compare/v3.9.6...v3.9.7) ##### Bug Fixes - **security:** sanitize timezone parameter value to prevent code injection ([#​2608](https://togithub.com/sidorares/node-mysql2/issues/2608)) ([7d4b098](https://togithub.com/sidorares/node-mysql2/commit/7d4b098c7e29d5a6cb9eac2633bfcc2f0f1db713))

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