Drop Node 16 tests

Author: drwpow

.github/workflows/ci.yml

@@ -35,7 +35,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [16.x, 18.x, 20.x]
+        node-version: [18.x, 20.x]
     steps:
       - uses: actions/checkout@v3
       - uses: pnpm/action-setup@v2