don't lint on Windows

Author: tstromberg

.github/workflows/ci.yml

@@ -31,6 +31,7 @@ jobs:
         run: sudo apt-get update && sudo apt-get install -y gcc libgl1-mesa-dev xorg-dev
 
       - name: Lint
+        if: matrix.os != 'windows-latest'
         run: make lint
 
       - name: Build