chore(deps): bump mysql2 in /packages/nc-sql-executor (#2720)

Bumps [mysql2](https://github.com/sidorares/node-mysql2) from 3.6.2 to 3.9.4.
- [Release notes](https://github.com/sidorares/node-mysql2/releases)
- [Changelog](https://github.com/sidorares/node-mysql2/blob/master/Changelog.md)
- [Commits](https://github.com/sidorares/node-mysql2/compare/v3.6.2...v3.9.4)

---
updated-dependencies:
- dependency-name: mysql2
  dependency-type: direct:production
...

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packages/nc-sql-executor/package.json

@@ -16,9 +16,9 @@
     "dayjs": "^1.11.10",
     "fastify": "^4.24.3",
     "knex": "^3.0.1",
+    "mysql2": "^3.9.4",
     "knex-databricks": "link:../nc-knex-dialects/knex-databricks",
     "knex-snowflake": "link:../nc-knex-dialects/knex-snowflake",
-    "mysql2": "^3.6.2",
     "object-hash": "^3.0.0",
     "pg": "^8.11.3",
     "process": "^0.11.10",