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- SC7 requires all the cluster groups to be in CG7 state, else
  is_sc7_allowed will get denied
- As a WAR while requesting CC6, request CG7 as well
- CG7 request will not be honored if it is not last core in Cluster
  group
- This is just to satisfy MCE for now as CG7 is going to be defeatured

Change-Id: Ibf2f8a365a2e46bd427abd563da772b6b618350f
Signed-off-by: Vignesh Radhakrishnan <vigneshr@nvidia.com>