Update README.md

Remove environment detection param

Author: bdiesel

README.md

@@ -66,7 +66,7 @@ struct Handler: APIProtocol {
 
 @main struct HelloWorldVaporServer {
     static func main() async throws {
-        let app = try await Application.make(.detect())
+        let app = try await Application.make()
         let transport = VaporTransport(routesBuilder: app)
         let handler = Handler()
         try handler.registerHandlers(on: transport, serverURL: URL(string: "/api")!)