Revert "chore: use FVP_Base_Cortex-A710 over FVP_Base_Cortex-A710x4"

This reverts commit 4a185bb54f98ceb0ff6173850770a2e0ad917898.

Reason for revert: The A710 model is still awaiting changes to TF-A to deal with how power transitions must now be handled.

Change-Id: Ibdcfe1ed31a7d719f492a4a3e77993d2f746d0ea
3 files changed