Test: Add FP test cases

1. Enable FP support for test framework.
2. Adding FP service partition for FPU test.
3. Adding test cases in TFM_SP_SECURE_TEST_PARTITION partition to
   verify FP context protection.
4. Separate qcbor, t_cose for SPE and NSPE.

Note:
   FPU is used by SPE only, NSPE is not allowed to use FPU at current
   stage.

Change-Id: I703cac5b3fc8e8c0840babb7af16fa346b5d2c95
Signed-off-by: Feder Liang <Feder.Liang@arm.com>
21 files changed