[banshee/gtk3] configure: Fix typo in gtk-sharp M4 macro when checking for gtk-sharp

[AndrÃs Aragoneses <aaragoneses src gnome org>]

commit e21b358ee0f2829b7f0a00e36eda82db88f63bf7
Author: Andres G. Aragoneses <knocte gmail com>
Date:   Tue Dec 11 16:44:29 2012 +0000

    configure: Fix typo in gtk-sharp M4 macro when checking for gtk-sharp

 build/m4/banshee/gtk-sharp.m4 |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/build/m4/banshee/gtk-sharp.m4 b/build/m4/banshee/gtk-sharp.m4
index 0ebe90e..6319ade 100644
--- a/build/m4/banshee/gtk-sharp.m4
+++ b/build/m4/banshee/gtk-sharp.m4
@@ -3,7 +3,7 @@ AC_DEFUN([BANSHEE_CHECK_GTK_SHARP],
 	GTKSHARP3_REQUIRED=2.99.1
 
 	PKG_CHECK_MODULES(GLIBSHARP, glib-sharp-3.0 >= $GTKSHARP3_REQUIRED)
-	PKG_CHECK_MODULES(GTKSHARP, gtk-sharp-3.0 >= GTKSHARP3_REQUIRED)
+	PKG_CHECK_MODULES(GTKSHARP, gtk-sharp-3.0 >= $GTKSHARP3_REQUIRED)
 
 	gtk_sharp_version=$(pkg-config --modversion gtk-sharp-3.0)