Adjust ci-ubuntu.yml to latest changes of runners.

.github/workflows/ci-windows.yml

@@ -21,18 +21,13 @@ jobs:
     - name: Update Submodules
       run: git submodule update --init --recursive
 
-    - name: Install Ninja
-      uses: ashutoshvarma/setup-ninja@master
-      with:
-        version: 1.11.0
-
     - name: Setup MSVC
       uses: TheMrMilchmann/setup-msvc-dev@v1
       with:
         arch: ${{matrix.architecture}}
       
     - name: Configure CMake
-      run: cmake -B ${{github.workspace}}/build -GNinja
+      run: cmake -B ${{github.workspace}}/build
             -DSAMPLES_BUILD=ON
             -DSAMPLES_BUILD_ONLY_DYNAMIC=ON
             -DSAMPLES_BUILD_WITH_LOCAL_VULKAN_HPP=ON