fix(workflows): Use correct build tools to sign APK

Author: jmir1

.github/workflows/build_push.yml

@@ -66,6 +66,8 @@ jobs:
           alias: ${{ secrets.ALIAS }}
           keyStorePassword: ${{ secrets.KEY_STORE_PASSWORD }}
           keyPassword: ${{ secrets.KEY_PASSWORD }}
+        env:
+          BUILD_TOOLS_VERSION: "34.0.0"
 
       - name: Clean up build artifacts
         if: startsWith(github.ref, 'refs/tags/') && github.repository == 'aniyomiorg/aniyomi'