Update dotnet-build.yaml

Author: NoorShamasneh

.github/workflows/dotnet-build.yaml

@@ -19,7 +19,7 @@ jobs:
       - uses: actions/checkout@v3
 
       - name: Setup .NET Core
-        uses: actions/setup-dotnet@v3
+        uses: actions/setup-dotnet@v4
         with:
           dotnet-version: '3.1.x'