prevent 100% cpu usage on service nodes

call_soon wakes up the mainloop and is often reentrant, we dont want to
ever way up the event loop but we also want to always defer the call so
we always use the workers

llarp/router/router.cpp

@@ -1467,10 +1467,7 @@ namespace llarp
   void
   Router::QueueWork(std::function<void(void)> func)
   {
-    if (m_isServiceNode)
-      _loop->call_soon(std::move(func));
-    else
-      m_lmq->job(std::move(func));
+    m_lmq->job(std::move(func));
   }
 
   void