Bump mysql2 from 3.4.0 to 3.4.2

Bumps [mysql2](https://github.com/sidorares/node-mysql2) from 3.4.0 to 3.4.2.
- [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/v3.4.0...v3.4.2)

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

Signed-off-by: dependabot[bot] <support@github.com>

yarn.lock

@@ -1105,10 +1105,10 @@ ms@2.1.3, ms@^2.0.0, ms@^2.1.1:
   resolved "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz"
   integrity sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==
 
-mysql2@^3.4.0:
-  version "3.4.0"
-  resolved "https://registry.yarnpkg.com/mysql2/-/mysql2-3.4.0.tgz#be1ff972188be9755432168088f1339e8121245e"
-  integrity sha512-l952dVcdWVfEIIxMQ1PNSPHYY2htylG7H9ahrQe9lIgDpEMg3hB0S88OhC/loNSZpV8OcywSjgOzjSjEUiuwiQ==
+mysql2@^3.4.2:
+  version "3.4.2"
+  resolved "https://registry.yarnpkg.com/mysql2/-/mysql2-3.4.2.tgz#b48d78fe09cc4a85d03f7354be2816fa0931c7b9"
+  integrity sha512-hdGwVNke2TJE37gzVvzWRwCFKhrT+5Gy00FDgJUDYArapx3HcaYCJAQUbBiVnB491zLC6HVHNfsmweIotkCRtQ==
   dependencies:
     denque "^2.1.0"
     generate-function "^2.3.1"