CI: remove tests since there's nothing to test for now

Author: ForNeVeR

.github/workflows/main.yml

@@ -35,7 +35,5 @@ jobs:
           key: ${{ runner.os }}.nuget.${{ hashFiles('**/*.fsproj') }}
       - name: Backend Build
         run: dotnet build --configuration Release
-      - name: Backend Test
-        run: dotnet test --configuration Release
       - name: Backend Publish
         run: dotnet publish --configuration Release