Bump mysql2 from 3.15.1 to 3.15.2

Bumps [mysql2](https://github.com/sidorares/node-mysql2) from 3.15.1 to 3.15.2.
- [Release notes](https://github.com/sidorares/node-mysql2/releases)
- [Changelog](https://github.com/sidorares/node-mysql2/blob/master/Changelog.md)
- [Commits](sidorares/node-mysql2@v3.15.1...v3.15.2)

---
updated-dependencies:
- dependency-name: mysql2
  dependency-version: 3.15.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -36,7 +36,7 @@
     "class-transformer": "^0.5.1",
     "class-validator": "^0.14.2",
     "ioredis": "^5.8.1",
-    "mysql2": "^3.15.1",
+    "mysql2": "^3.15.2",
     "reflect-metadata": "^0.2.2",
     "rimraf": "^6.0.1",
     "rxjs": "^7.8.2",