Update build_on_demand.yml

Author: Sygmei

.github/workflows/build_on_demand.yml

@@ -91,7 +91,7 @@ jobs:
       run: mkdir build
     - name: Run CMake on ObEngine
       working-directory: ./obengine
-      run: cd build; cmake -G "Visual Studio 16 2019" -A x64 -DSFML_DIR="${env:GITHUB_WORKSPACE}/deps/SFML-2.5.1/lib/cmake/SFML" -DBUILD_TESTS=ON ..
+      run: cd build; cmake -DSFML_DIR="${env:GITHUB_WORKSPACE}/deps/SFML-2.5.1/lib/cmake/SFML" -DBUILD_TESTS=ON ..
       shell: pwsh
     - name: Compile ObEngine
       working-directory: ./obengine