use correct runner [ci skip]

Author: infeo

.github/workflows/publish-github.yml

@@ -4,7 +4,7 @@ on:
     types: [published]
 jobs:
   publish:
-    runs-on: windows-latest
+    runs-on: ubuntu-latest
     if: startsWith(github.ref, 'refs/tags/') # only allow publishing tagged versions
     steps:
       - uses: actions/checkout@v2