[pitivi] build: Fix xdg-app repository exports

[Thibault Saunier <tsaunier src gnome org>]

commit 03f4a59896fb063a38aa2d49a2c30e7945aeeb0a
Author: Thibault Saunier <tsaunier gnome org>
Date:   Tue Mar 22 23:49:32 2016 +0100

    build: Fix xdg-app repository exports

 build/xdg-app/pitivi-bundle |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/build/xdg-app/pitivi-bundle b/build/xdg-app/pitivi-bundle
index 13cefe2..64e6a3a 100755
--- a/build/xdg-app/pitivi-bundle
+++ b/build/xdg-app/pitivi-bundle
@@ -368,9 +368,10 @@ then
       --env=GST_DEBUG_DUMP_DOT_DIR=$GST_DEBUG_DUMP_DOT_DIR \
       $PREFIX $SCRIPTDIR/enter_env $*
     printf "\n\nYou can now exit that terminal."
+
+    exit $exitcode
   fi
 
-  exit $exitcode
 fi