Remove uses of Task

Sources/Run/main.swift

@@ -6,10 +6,5 @@ try LoggingSystem.bootstrap(from: &env)
 let app = Application(env)
 defer { app.shutdown() }
 
-private let semaphore = DispatchSemaphore(value: 0)
-Task {
-    try await configure(app)
-    semaphore.signal()
-}
-semaphore.wait()
+try configure(app)
 try app.run()