.github: workflows: ci.yml: Update image for test to use 22.04

Author: pllee4

.github/workflows/ci.yml

@@ -26,7 +26,7 @@ jobs:
   test:
     needs: build
     # The type of runner that the job will run on
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps: