fixup! Test services build

Author: bonclay7

.github/workflows/build-test.yml

@@ -79,7 +79,7 @@ jobs:
       - name: Setup .NET
         uses: actions/setup-dotnet@v3
         with:
-          dotnet-version: '6.0.x'
+          dotnet-version: '7.0.x'
 
       - name: Restore dependencies
         run: dotnet restore ${{ matrix.project.path }}