Updated openstack/openstack
Project: openstack/heat  b883d0f0a2864cb3255356509107b3e8421ed958

Order intrinsic function docs alphabetically

The current order appears to be arbitrary. There is no other obvious
natural order so this change reorders alphabetically by the name
of the function.

Change-Id: Id1b0f02b8fb77f4e55827d962e3463d05245e564