[metacity] configure.ac: Update major version number in message

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 88e49334f94a62061094c6529f314d5013d97613
Author: Dmitry Shachnev <mitya57 gmail com>
Date:   Wed Oct 15 14:05:14 2014 +0400

    configure.ac: Update major version number in message

 configure.ac |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index f48f8de..30cb8cb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -547,8 +547,8 @@ METACITY_MINOR_VERSION=metacity_minor_version
 if test $(( $(echo $METACITY_MINOR_VERSION) %2)) == "1"; then
    stable_version=$(( ($METACITY_MINOR_VERSION / 2) * 2))
    echo "This is the UNSTABLE branch of metacity"
-   echo -n "Use 2.$stable_version.x for stable "
-   echo    "(gnome-2-$stable_version branch in Subversion)"
+   echo -n "Use 3.$stable_version.x for stable "
+   echo    "(gnome-3-$stable_version branch in Subversion)"
 else
    echo "This is the stable branch of metacity"
 fi