src: remove unused uv.h include from async_wrap.cc

PR-URL: #19342
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Khaidi Chu <i@2333.moe>

Author: danbev

src/async_wrap.cc

@@ -23,7 +23,6 @@
 #include "env-inl.h"
 #include "util-inl.h"
 
-#include "uv.h"
 #include "v8.h"
 #include "v8-profiler.h"