readme: DCHP -> DHCP
readme: DCHP -> DHCP

Change-type: patch
Signed-off-by: Matthew McGinn <f80d0ca101e967b50b730ddf8e8aca0de85e8df6@balena.io>
resin-os/meta-resin,resin-os/meta-resin,resin-os/meta-resin,resin-os/meta-resin