try running on windows

Author: baggepinnen

.github/workflows/CI.yml

@@ -13,14 +13,15 @@ env:
 jobs:
   test:
     name: Julia ${{ matrix.version }} - ${{ matrix.os }} - ${{ matrix.arch }} - ${{ github.event_name }}
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
         version:
           - '1'
         os:
           - ubuntu-latest
+          - windows-latest
         arch:
           - x64
     steps: