Update netlicesning-client-ci.yml

Author: r-brown

.github/workflows/netlicesning-client-ci.yml

@@ -15,7 +15,7 @@ jobs:
     container: ubuntu:22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Upgrade default packages
       run: |
         apt-get update