Update actions/setup-dotnet action to v4.3.0 (#38)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/build.yml

@@ -28,7 +28,7 @@ jobs:
     - name: Checkout
       uses: actions/checkout@v4
     - name: Install .NET SDKs
-      uses: actions/setup-dotnet@v4.2.0
+      uses: actions/setup-dotnet@v4.3.0
       with:
         dotnet-version: |
           6.0.x