Fix tests

Author: cotti

tests/authoring/Framework/TestValues.fs

@@ -99,7 +99,7 @@ and MarkdownTestContext =
     member this.Bootstrap () = backgroundTask {
         let! ctx = Async.CancellationToken
         let _ = this.Collector.StartAsync(ctx)
-        do! this.Generator.GenerateAll(ctx)
+        let! _ = this.Generator.GenerateAll(ctx)
         do! this.Collector.StopAsync(ctx)
 
         let results =