Upgrade setup-dotnet action to version 5

Author: KyleMcMaster

.github/workflows/dotnetcore.yml

@@ -14,7 +14,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Setup .NET Core
-      uses: actions/setup-dotnet@v4
+      uses: actions/setup-dotnet@v5
       with:
         dotnet-version: '10.0.x'
     - name: Build with dotnet