[chrome-gnome-shell] ubuntu: fixed python 3 detection

[Yuri Konotopov <ykonotopov src gnome org>]

commit 2b4806383960dc22864e80b352d51b7cbc807d26
Author: Yuri Konotopov <ykonotopov gnome org>
Date:   Mon Feb 13 19:35:09 2017 +0400

    ubuntu: fixed python 3 detection

 contrib/ubuntu/rules |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/contrib/ubuntu/rules b/contrib/ubuntu/rules
index 3f3b62a..de82e7e 100755
--- a/contrib/ubuntu/rules
+++ b/contrib/ubuntu/rules
@@ -8,4 +8,4 @@
        dh $@ --with gnome
 
 override_dh_auto_configure:
-       dh_auto_configure -- -DBUILD_EXTENSION=OFF -DUSE_DEBIAN_LAYOUT=ON -DCMAKE_INSTALL_LIBDIR=lib 
-DPython_ADDITIONAL_VERSIONS=3
+       dh_auto_configure -- -DBUILD_EXTENSION=OFF -DUSE_DEBIAN_LAYOUT=ON -DCMAKE_INSTALL_LIBDIR=lib 
-DPythonInterp_FIND_VERSION=3