chore(deps): update actions/setup-dotnet action to v5

Author: renovate-bot

.github/workflows/dotnet.yml

@@ -26,7 +26,7 @@ jobs:
           fetch-depth: 0
           persist-credentials: false
       - name: Setup .NET
-        uses: actions/setup-dotnet@v4
+        uses: actions/setup-dotnet@v5
         with:
           dotnet-version: 9.0.x
       - name: Run Pipeline