Update build.yml

Author: Luxotick

.github/workflows/build.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-latest]
+        os: [windows-latest]
         rust: [stable]
 
     steps: