fvp: remove tc3 runc config from CI

TC3 doesn't boot with 11.28.23 model, with efforts to ensure a single
FVP version to be used in CI and tc4 usecases are available.
Remove usage of tc3 from l3 and l3 run configs. But l1 platform
builds are still retained.

Change-Id: I60b6029cc55c32ec4eba5308ba2cf3f6f680ebf2
Signed-off-by: Govindraj Raja <govindraj.raja@arm.com>
24 files changed