feat: use mysql2@^3.9.4 (#669)

closes #668

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit


- **Chores**
- Updated the database management package to enhance performance and
security.
	- Adjusted supported Node.js versions in the workflow configuration.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

.github/workflows/nodejs.yml

@@ -32,7 +32,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node-version: [16, 18, 20, 21]
+        node-version: [18, 20, 21]
         os: [ubuntu-latest]
 
     steps:

package.json

@@ -105,7 +105,7 @@
     "lodash": "^4.17.21",
     "mime-types": "^2.1.35",
     "mysql": "^2.18.1",
-    "mysql2": "^2.3.0",
+    "mysql2": "^3.9.4",
     "npm-package-arg": "^10.1.0",
     "oss-cnpm": "^5.0.1",
     "p-map": "^4.0.0",