Update documentation.yml

Author: Larbino1

.github/workflows/documentation.yml

@@ -21,8 +21,8 @@ jobs:
         with:
           version: '1'
       - uses: julia-actions/cache@v2
-      - name: Install virtual frame buffer
-        run: sudo apt-get update && sudo apt-get install -y xvfb
+      - name: Install GLMakie dependencies for headless server # From https://github.com/MakieOrg/Makie.jl/tree/master/GLMakie#troubleshooting-opengl.
+        run: sudo apt-get update && sudo apt-get install -y xorg-dev mesa-utils xvfb libgl1 freeglut3-dev libxrandr-dev libxinerama-dev libxcursor-dev libxi-dev libxext-dev xsettingsd x11-xserver-utils
       - name: Install dependencies
         run: julia --project=docs/ -e 'using Pkg; Pkg.develop(PackageSpec(path=pwd())); Pkg.instantiate()'
       - name: Build and deploy