fix(fvp): remove R-class FVP models

Support for the fvp-r platform was removed in 74a3fb7c, we don't need
the run and model configs.

Signed-off-by: Boyan Karatotev <boyan.karatotev@arm.com>
Change-Id: I5602a7cb000bb254aac631da2268e787becbf1fb
3 files changed