Correct what looks to be errant characters in the makefile variable for
the Gigabit Ethernet Controller. This should have no effect on any
mainboards as none select the HUDSON_GEC_FWM symbol.
Change-Id: Icb861d872973aaf2b653440cae00057d5ad89b20
Signed-off-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36876
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>