Update workflow to use Ubuntu 20.04 and 24.04 containers

Author: v-gowridurgad

.github/workflows/testing1087.yml

@@ -5,10 +5,10 @@ on:
 
 jobs:
   ubuntu-20-first:
-    name: Step 1 - Ubuntu 24.04 container
+    name: Step 1 - Ubuntu 20.04 container
     runs-on: self-hosted
     container:
-      image: ubuntu:24.04
+      image: ubuntu:20.04
     steps:
 
       - name: Clear Python tool cache from previous runs
@@ -29,11 +29,11 @@ jobs:
         run: python -m pip install --upgrade pip
 
   ubuntu-24-second:
-    name: Step 2 - Ubuntu 20.04 container (BUG SURFACES HERE)
+    name: Step 2 - Ubuntu 24.04 container (BUG SURFACES HERE)
     needs: ubuntu-20-first
     runs-on: self-hosted
     container:
-      image: ubuntu:20.04
+      image: ubuntu:24.04
     steps: