cmn_rhodes: add RN-D, RN-I, RN-F count and HN-F nodes to ctx

The number of RN-D, RN-I and RN-F nodes are required for assigning the
RAID values while doing CCIX configuration. Also, add pointer to list of
HN-F node registers in the device context which will be used while
doing CCIX setup.

Change-Id: I94a8f43378dc4c9b3bd9dbc1b8ccdf05b11a7ce5
Signed-off-by: Vijayenthiran Subramaniam <vijayenthiran.subramaniam@arm.com>