[gtk+] placessidebar: Fix css node name typo

[Timm Bäder <baedert src gnome org>]

commit 0d2debad4889e693d683570d298db5e8b1ad1120
Author: Timm Bäder <mail baedert org>
Date:   Thu Mar 2 14:05:46 2017 +0100

    placessidebar: Fix css node name typo

 gtk/gtkplacessidebar.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkplacessidebar.c b/gtk/gtkplacessidebar.c
index 0665ae1..9e37463 100644
--- a/gtk/gtkplacessidebar.c
+++ b/gtk/gtkplacessidebar.c
@@ -91,7 +91,7 @@
  *
  * # CSS nodes
  *
- * GtkPlacesSidebar uses a single CSS node with name placesidebar and style
+ * GtkPlacesSidebar uses a single CSS node with name placessidebar and style
  * class .sidebar.
  *
  * Among the children of the places sidebar, the following style classes can