wt-status: move #include "pathspec.h" to the header

The declaration of 'struct wt_status' requires the declararion of 'struct
pathspec'.
Signed-off-by: NSZEDER Gábor <szeder@ira.uka.de>
Signed-off-by: NJunio C Hamano <gitster@pobox.com>

wt-status.c

 #include "cache.h"
-#include "pathspec.h"
 #include "wt-status.h"
 #include "object.h"
 #include "dir.h"

wt-status.h

@@ -4,6 +4,7 @@
 #include <stdio.h>
 #include "string-list.h"
 #include "color.h"
+#include "pathspec.h"
 
 enum color_wt_status {
 	WT_STATUS_HEADER = 0,