Upgrade Openfire to 4.3.2

Summary:
The initial gizmotronic/openfire isn't updated anymore,
so it's stuck to 4.2.3.

This change switches the image to a fork maintained
by Nasqueron, including the D2057 upgrade.

Test Plan: Respin the openfire container on Equatower

Reviewers: dereckson

Reviewed By: dereckson

Differential Revision: https://devcentral.nasqueron.org/D2058