Merge branch 'ci-suffering'

.github/workflows/main.yml

@@ -24,8 +24,8 @@ jobs:
       - name: prepare-linux
         if: runner.os == 'Linux'
         run: |
-            sudo apt-get update
-            sudo apt-get install libsdl2-dev
+            sudo apt update
+            sudo apt install libgtk-3-dev libsdl2-dev
       - name: prepare-windows
         if: runner.os == 'Windows'
         run: |