bump CI to ubuntu-22.04 from ubuntu-20.04

Author: folkertdev

.github/workflows/internal-testsuite.yml

@@ -13,9 +13,9 @@ on:
 # A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
   # This workflow contains a single job called "build"
-  build-on-ubuntu-2004:
+  build-on-ubuntu-2204:
     # The type of runner that the job will run on
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps: