infra: stop testing on node 14

- it breaks on newer dependencies syntax (rollup) and is widely unused anyway

Author: idoros

.github/workflows/tests.yml

@@ -8,7 +8,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node-version: [18, 16, 14]
+        node-version: [18, 16]
         os: [ubuntu-latest, windows-latest, macOS-latest]
     steps:
       - uses: actions/checkout@v4