wt-status.c: mark a private file-scope symbol as static

Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/wt-status.c b/wt-status.c
index 4eeaf23..2a9658b 100644
--- a/wt-status.c
+++ b/wt-status.c
@@ -100,8 +100,8 @@
 	va_end(ap);
 }
 
-void status_printf_more(struct wt_status *s, const char *color,
-			const char *fmt, ...)
+static void status_printf_more(struct wt_status *s, const char *color,
+			       const char *fmt, ...)
 {
 	va_list ap;