fix mysql2 dependency on backend-javascript-esm

Author: ganatan

backend-javascript-esm/package-lock.json

@@ -78,11 +78,12 @@
     "dotenv": "16.5.0",
     "express-rate-limit": "7.5.0",
     "helmet": "8.1.0",
+    "mysql2": "3.14.1",
     "nodemon": "3.1.10",
     "pg": "8.15.6",
     "swagger-jsdoc": "6.2.8",
     "swagger-ui-express": "5.0.1",
     "winston": "3.17.0",
     "zod": "3.24.4"
   }
-}
+}