feat(rmm): modify API of RMI_RTT_SET_RIPAS

This patch modifies API of RMI_RTT_SET_RIPAS
command handler as per RMM Specification 1.0-eac1:
- parameter 'ripas' removed
- command now updates a range of entries, using
  'base' & 'top' parameters passed as arg2 and arg3.
Removed incorrect comment in smc_rec_enter().

Signed-off-by: AlexeiFedorov <Alexei.Fedorov@arm.com>
Change-Id: I218f13a693d126518d01753f0ecbcc9371ad9dae
7 files changed