Added versions 20 and 21 to into github actions Node Version matrix.

.github/workflows/test.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-22.04
     strategy:
       matrix:
-        node-version: [14,16,18,19]
+        node-version: [14,16,18,19,20,21]
     steps:
       - name: Update Apt
         run: sudo apt-get update