aboutdialog: tweak the docs

Add a short summary.

diff --git a/gtk/gtkaboutdialog.c b/gtk/gtkaboutdialog.c
index da1ffc6c0e5e30a3a57e2d89ce9357f111ceed82..eda24c620a8231dd05bfb6959c16fc3f316b015d 100644 (file)
--- a/gtk/gtkaboutdialog.c
+++ b/gtk/gtkaboutdialog.c
@@ -66,8 +66,9 @@
  * @Title: GtkAboutDialog
  *
  * The `GtkAboutDialog` offers a simple way to display information about
- * a program like its logo, name, copyright, website and license. It is
- * also possible to give credits to the authors, documenters, translators
+ * a program like its logo, name, copyright, website and license.
+ *
+ * It is also possible to give credits to the authors, documenters, translators
  * and artists who have worked on the program. An about dialog is typically
  * opened when the user selects the `About` option from the `Help` menu.
  * All parts of the dialog are optional.