[gnome-tweak-tool] Fix a typo

[John Stowers <jstowers src gnome org>]

commit 2c980d769101108e361f0ec95b039080b03caaa1
Author: Jean-François Fortin Tam <nekohayo gmail com>
Date:   Thu May 5 22:48:52 2011 -0400

    Fix a typo

 gtweak/tweaks/tweak_shell.py |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtweak/tweaks/tweak_shell.py b/gtweak/tweaks/tweak_shell.py
index 3a50385..9ff7ac4 100644
--- a/gtweak/tweaks/tweak_shell.py
+++ b/gtweak/tweaks/tweak_shell.py
@@ -109,10 +109,10 @@ class ShellThemeTweak(Tweak):
                         os.path.exists(os.path.join(d, "gnome-shell", "gnome-shell.css")))
 
             #build a combo box with all the valid theme options
-            #manually add Adwiata to represent the default
+            #manually add Adwaita to represent the default
             cb = build_combo_box_text(
                     self._settings.get_string(ShellThemeTweak.THEME_GSETTINGS_NAME),
-                    ("", "Adwiata"),
+                    ("", "Adwaita"),
                     *[(v,v) for v in valid])
             cb.connect('changed', self._on_combo_changed)
             hb.pack_start(cb, False, False, 5)