Changed Worker task priority to high

Author: mjohnson12

WorkflowConcurrency/Sources/Worker.swift

@@ -63,7 +63,7 @@ struct WorkerWorkflow<WorkerType: Worker>: Workflow {
         let sink = context.makeOutputSink()
         context.runSideEffect(key: state) { lifetime in
             let send: @MainActor(Output) -> Void = sink.send
-            let task = Task {
+            let task = Task(priority: .high) {
                 logger.logStarted()
                 let output = await worker.run()
                 if Task.isCancelled {