chore: Adjust net sdk install

.github/workflows/ci.yml

@@ -97,6 +97,11 @@ jobs:
         name: NuGet
         path: samples/packages
 
+    - name: Setup .NET
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: '8.0.401'
+
     - run: |
         ubuntu_release=`lsb_release -rs`
         wget https://packages.microsoft.com/config/ubuntu/${ubuntu_release}/packages-microsoft-prod.deb -O packages-microsoft-prod.deb
@@ -142,6 +147,12 @@ jobs:
       uses: actions/checkout@v4
       with:
         fetch-depth: 0
+
+    - name: Setup .NET
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: '8.0.401'
+
     - name: Download Artifact
       uses: actions/download-artifact@v4
       with:
@@ -185,7 +196,12 @@ jobs:
       with:
         name: NuGet
         path: samples/packages
-
+
+    - name: Setup .NET
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: '8.0.401'
+
     - run: |
           & dotnet tool update --global uno.check --version ${{ env.UnoCheck_Version }} --add-source https://api.nuget.org/v3/index.json
           & uno-check -v --ci --non-interactive --fix --skip xcode --skip androidemulator --skip gtk3 --skip vswin --skip vsmac