platform/chrome: cros_ec_lpc: Add a new quirk for AML mutex

Add a new quirk "CROS_EC_LPC_QUIRK_AML_MUTEX" which provides the name
of an AML mutex to protect MEC memory access.

Tested-by: Dustin L. Howett <dustin@howett.net>
Signed-off-by: Ben Walsh <ben@jubnut.com>
Link: https://lore.kernel.org/r/20240605063351.14836-5-ben@jubnut.com


Signed-off-by: Tzung-Bi Shih <tzungbi@kernel.org>