patch 9.1.1363: style: inconsistent indentation in various files

Problem:  style: inconsistent indentation in various files
Solution: fix style, updated codestyle test
          (Naruhiko Nishino)

closes: #17254

Signed-off-by: Naruhiko Nishino <naru123456789@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/popupwin.c b/src/popupwin.c
index 0cff7f6..60a54d7 100644
--- a/src/popupwin.c
+++ b/src/popupwin.c
@@ -3592,8 +3592,8 @@
     {
 	popup_reset_handled(POPUP_HANDLED_2);
 	wp = find_next_popup(FALSE, POPUP_HANDLED_2);
-        if (wp != NULL)
-        {
+	if (wp != NULL)
+	{
 	    popup_close_with_retval(wp, -1);
 	    res = TRUE;
 	}