Replace IRC with Discord
Replace IRC with Discord

Discord has more users. IRC traffic has ground to a halt.

Signed-off-by: Bruce Mitchell <ae4c908462ad462c4d8de7aa12850dcd07da5394@linux.vnet.ibm.com>
Change-Id: I57c6624dcac2bdf4e26caa3f514a7e13c878b01a

openbmc/phosphor-host-ipmid,openbmc/phosphor-host-ipmid,openbmc/phosphor-host-ipmid