NetWatcher error channel doesn't need buffering

It's likely fine to have the writing goroutine hanging until someone calls Stop() to read the channel.
But I still prefer to log the error right away.

windows-agent/internal/daemon/netwatcher.go

@@ -50,16 +50,16 @@ func subscribe(ctx context.Context, callback NewAdapterCallback, opts options) (
 		ctx:      nctx,
 		cancel:   cancel,
 		callback: callback,
-		err:      make(chan error, 1),
+		err:      make(chan error),
 		cache:    current,
 	}
 
 	go func() {
 		defer close(n.err)
 
 		err := n.start()
-		n.err <- err
 		log.Debugf(context.Background(), "stopped monitoring network adapters: %v", err)
+		n.err <- err
 	}()
 	return n, nil
 }