feat(rmm-eac5): update RMI/RSI_VERSION commands

This patch adds necessary support for RMI_VERSION
and RSI_VERSION commands.
Macro SMC_RSI_ABI_VERSION renamed to SMC_RSI_VERSION.

Note.
This patch sets both RSI and RMI version numbers to
1.0 as per RMM Specification 1.0-eac5.

Change-Id: Iaa35e71f8f38a58c068c6b0186e7b8108702d089
Signed-off-by: AlexeiFedorov <Alexei.Fedorov@arm.com>
9 files changed