ci: remove node 20.x

Author: Bee-Mar

.github/workflows/workflow.yaml

@@ -105,7 +105,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: ["20.x", "22", "24"]
+        node-version: ["22", "24"]
     steps:
       - uses: actions/checkout@v4
         with: