Use latest, supported versions of nodejs in github actions

Author: chill117

.github/workflows/tests.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node: [14, 16, 18]
+        node: [18, 20, 22]
     services:
       mysql:
         image: mysql:5.7