src/Kconfig: Capitalize ROM

Change-Id: I6c090f5adcc46b4e069a156c6b506a76c0aa7cb5
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/15952
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Omar Pakker
Reviewed-by: Martin Roth <martinroth@google.com>
1 file changed