esp32s3/wlan: Always run wlan_rxpoll work queue

Even if we were unable to get a free IOB, trigger the work queue
to make sure that no old packet is waiting to be handled by the
network upper layers.

arch/xtensa/src/esp32s3/esp32s3_wlan.c

@@ -448,29 +448,23 @@ static int wlan_rx_done(struct wlan_priv_s *priv, void *buffer,
       goto out;
     }
 
+out:
+
   if (eb != NULL)
     {
       esp_wifi_free_eb(eb);
     }
 
+  if (ret != OK && iob != NULL)
+    {
+      iob_free_chain(iob);
+    }
+
   if (work_available(&priv->rxwork))
     {
       work_queue(WLAN_WORK, &priv->rxwork, wlan_rxpoll, priv, 0);
     }
 
-  return 0;
-
-out:
-  if (iob != NULL)
-    {
-      iob_free_chain(iob);
-    }
-
-  if (eb != NULL)
-    {
-      esp_wifi_free_eb(eb);
-    }
-
   wlan_txavail(&priv->dev);
 
   return ret;