refactor(plat/marvell/uart): remove unused macros

Macros PLAT_MARVELL_BL31_RUN_UART* are not used since commit
d7c4420cb8a7 ("plat/marvell: Migrate to multi-console API").

Remove them.

Signed-off-by: Pali Rohár <pali@kernel.org>
Change-Id: I5ec959ef4de87dcfb332c017ad2599bf8af6ffc3
2 files changed