Update dotnet.yml

Author: Lewan24

.github/workflows/dotnet.yml

@@ -22,6 +22,8 @@ jobs:
         dotnet-version: 9.0.x
     - name: Restore dependencies
       run: dotnet restore
+    - name: Change to project directory
+      run: cd src/DatabasesBackupServiceDotNet
     - name: Build
       run: dotnet build --no-restore
     - name: Test