kbuild: trivial - use tabs for code indent where possible

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Signed-off-by: Michal Marek <mmarek@suse.cz>

scripts/kconfig/lxdialog/inputbox.c

@@ -42,7 +42,7 @@ static void print_buttons(WINDOW * dialog, int height, int width, int selected)
  * Display a dialog box for inputing a string
  */
 int dialog_inputbox(const char *title, const char *prompt, int height, int width,
-                    const char *init)
+		    const char *init)
 {
 	int i, x, y, box_y, box_x, box_width;
 	int input_x = 0, key = 0, button = -1;