fix: replace deprecated libgl1-mesa-glx with libgl1 for Ubuntu 24.04

The libgl1-mesa-glx package was removed in Ubuntu Noble (24.04).
Using libgl1 as the replacement for OpenGL support in CI.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: tejasnaladala

.github/workflows/ci.yml

@@ -24,7 +24,7 @@ jobs:
       - name: Install system dependencies
         run: |
           sudo apt-get update
-          sudo apt-get install -y libosmesa6-dev libgl1-mesa-glx libglfw3
+          sudo apt-get install -y libosmesa6-dev libgl1 libglfw3
 
       - name: Install dependencies
         run: |