[evolution] Use --disable-gtk3 in DISTCHECK_CONFIGURE_FLAGS.

[Matthew Barnes <mbarnes src gnome org>]

commit 5e2764b49d19c3b9795e8615b71d9cd88daa69e3
Author: Matthew Barnes <mbarnes redhat com>
Date:   Sat Sep 11 13:44:26 2010 -0400

    Use --disable-gtk3 in DISTCHECK_CONFIGURE_FLAGS.
    
    GNOME 2.32 is still based on GTK+ 2.x.

 Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index b72979f..825207b 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -122,7 +122,7 @@ MAINTAINERCLEANFILES =			\
 # Scrollkeeper must be disabled for distcheck to work because
 # distcheck uses a custom prefix.  See GNOME bug #354357.
 DISTCHECK_CONFIGURE_FLAGS =		\
-	--enable-gtk3			\
+	--disable-gtk3			\
 	--enable-gtk-doc		\
 	--disable-scrollkeeper		\
 	--enable-test-component		\