Build: Include config_tfm.h instead of config_<component>.h

Let regression test include config_tfm.h instead of
config_<component>.h. Aligned with TF-M changes of config header files.

Signed-off-by: David Hu <david.hu@arm.com>
Change-Id: Icfdd55d6a1d3b5d84420547a188340f9a0e19c2f
7 files changed