tree a2136872fb8f273fd9da9502a0dc802e58055056
parent 5758db3f61a70d5e4ce42a3fdf7823c269080f20
author William A. Kennington III <wak@google.com> 1633659376 -0700
committer William A. Kennington III <wak@google.com> 1633660102 -0700

build: Add fmt subproject support

This makes it possible to build again without using the openbmc
container.

Change-Id: Ifa4c0ad2b1e070a0247480d4e0319e9a812046ab
Signed-off-by: William A. Kennington III <wak@google.com>