Update build_pull.yml

Windows is failing
diff --git a/.github/workflows/build_pull.yml b/.github/workflows/build_pull.yml
index c65de75..ae36d87 100644
--- a/.github/workflows/build_pull.yml
+++ b/.github/workflows/build_pull.yml
@@ -13,7 +13,7 @@
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-latest]
+        os: [ubuntu-latest, macos-latest]
         java: [7, 8]
 
     steps: