Update build.yml

Author: thejudge156

.github/workflows/build.yml

@@ -16,7 +16,7 @@ jobs:
       fail-fast: false
 
     name: "Build Java ${{ matrix.version }} for Android ${{matrix.arch}}"
-    runs-on: self-hosted
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4