qemu-char.h -> include/sysemu/char.h

Change-Id: I8e3d6e9a73a347978789a98035e89ea1e03b59aa
diff --git a/net/net.c b/net/net.c
index 5a5bb05..06c04e3 100644
--- a/net/net.c
+++ b/net/net.c
@@ -115,7 +115,7 @@
 #include "monitor/monitor.h"
 #include "sysemu/sysemu.h"
 #include "qemu/timer.h"
-#include "qemu-char.h"
+#include "sysemu/char.h"
 #include "audio/audio.h"
 #include "qemu_socket.h"
 #include "qemu/log.h"