[gtk+] progressbar: Fix position of text node in CSS docs

[Daniel Boles <dboles src gnome org>]

commit d703cc882d14971b20838d234c4fb457c20162ac
Author: Timm Bäder <mail baedert org>
Date:   Sat Apr 22 06:35:54 2017 +0200

    progressbar: Fix position of text node in CSS docs
    
    The text node has always been a child node of the progressbar node, not
    the trough node, but the docs claimed otherwise.

 gtk/gtkprogressbar.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkprogressbar.c b/gtk/gtkprogressbar.c
index 69114ab..251208b 100644
--- a/gtk/gtkprogressbar.c
+++ b/gtk/gtkprogressbar.c
@@ -75,8 +75,8 @@
  *
  * |[<!-- language="plain" -->
  * progressbar[.osd]
+ * ├── [text]
  * ╰── trough[.empty][.full]
- *     ├── [text]
  *     ╰── progress[.pulse]
  * ]|
  *