feat(handoff): add Mbed-TLS heap info entry tag

Update library to support XFERLIST_MBEDTLS_HEAP_INFO (tag = 0x105).
This is an Arm-specific TE type that enables the location and size
of the stack-based memory region used by Mbed-TLS as a heap to be
passed via a transfer list.

[1] https://firmwarehandoff.github.io/firmware_handoff/main/transfer_list.html#mbed-tls-heap-information-xferlist-mbedtls-heap-info

Change-Id: I1d27b6b2d5a13101b7680b8a19e833354655cd30
Signed-off-by: Harrison Mutai <harrison.mutai@arm.com>
1 file changed