feat(rmm-eac5): update RSI_VERSION, RMI_VERSION

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.

Signed-off-by: Shruti Gupta <shruti.gupta@arm.com>
Change-Id: If4eb14d93f657388e2fe64ceefee002403cc4ae8
10 files changed