[MISC] More robust generic CI by removing unused apt repo. (#2250)

Author: hughperkins

.github/workflows/examples.yml

@@ -43,6 +43,8 @@ jobs:
 
       - name: Install Mesa OpenGL driver for headless rendering
         run: |
+          # fix broken microsoft package source on ubuntu-24.04
+          sudo rm -f /etc/apt/sources.list.d/microsoft*.list
           sudo apt-get update
           sudo apt install -y \
               libglu1-mesa \