With addition of vendor-specific el3 monitor service calls debugfs and
pmf are moved from arm-sip to vendor-specific el3 range.
Going forward any changes to SMCCC services can be captured from docs
file table.
Use one FID allocated per sub-feature to track changes in sub-feature.
Modify top level version only when we break version probing or
discovery.
Change-Id: I14ceeab79f29ae57a5d7c523147f6ecaa5574f79
Signed-off-by: Govindraj Raja <govindraj.raja@arm.com>
320fb2939b