add windows build to github actions job matrix

Author: astanin

.github/workflows/tabulate.yml

@@ -6,10 +6,11 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
     strategy:
       matrix:
         python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
+        os: ["ubuntu-latest", "windows-latest"]
+    runs-on: ${{ matrix.os }}
 
     steps:
     - uses: actions/checkout@v4