The fspm_rc_heap is already accounted for inside .car.data. Some linkers
like LLD do not like overlapping regions so remove this.
Change-Id: I058bd6790afc313e06f1888e5b783d97b7e93b1e
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/84048
Reviewed-by: Shuo Liu <shuo.liu@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>