Fix `manage.py` path on update_info.

scripts/update/update.py

@@ -150,7 +150,7 @@ def update_info(ctx, tag):
         ctx.local("git log -3")
         ctx.local("git status")
         ctx.local("git submodule status")
-        ctx.local("python ./manage.py migrate --list")
+        ctx.local("python manage.py migrate --list")
         with ctx.lcd("locale"):
             ctx.local("svn info")
             ctx.local("svn status")