follow up r15885. Accidentally committed this with the rest.

git-svn-id: https://svn.code.sf.net/p/rathena/svn/trunk@15886 54d463be-8e91-2dee-dedb-b68131a5f0ec

src/map/npc_chat.c

@@ -14,7 +14,7 @@
 #include "pc.h" // struct map_session_data
 #include "script.h" // set_var()
 
-#include "pcre.h"
+#include <pcre.h>
 
 #include <stdio.h>
 #include <stdlib.h>