Merge pull request #1765 from HEXRD/fix-linux-ci

Try performing update before installing EGL

Author: saransh13

.github/workflows/package.yml

@@ -49,7 +49,7 @@ jobs:
 
     - name: Install EGL on Linux (PySide6 needs it)
       if: ${{ matrix.config.name == 'Linux' }}
-      run: sudo apt-get install -y libegl1-mesa-dev
+      run: sudo apt-get update && sudo apt-get install -y libegl1-mesa-dev
 
     - name: Get version using git describe
       working-directory: hexrdgui