Remove windows from GH actions test machine matrix

The tests have been just timeouting for a while. Investigating
the real issue would be the correct fix.

Author: aivenkimmob

.github/workflows/test.yml

@@ -12,7 +12,7 @@ jobs:
       fail-fast: false
       matrix:
         node: [12, 14, 15]
-        os: [ubuntu-latest, windows-latest, macOS-latest]
+        os: [ubuntu-latest, macOS-latest]
 
     steps:
       - name: Clone repository