Debug: Dump web server queue state

This can be helpful for debugging web handler related issues.

wled00/wled.cpp

@@ -303,6 +303,7 @@ void WLED::loop()
       DEBUG_PRINTF_P(PSTR("Strip time[ms]:%u/%lu\n"), avgStripMillis/loops,   maxStripMillis);
     }
     strip.printSize();
+    server.printStatus(DEBUGOUT);
     loops = 0;
     maxLoopMillis = 0;
     maxUsermodMillis = 0;