Remove dependencies on deprecated PSA crypto functionality

The attestation key manager and platform inspect application
were using some deprecated PSA Crypto API funcationality
related to use of the psa_key_handle_t type and psa_open_key
and psa_close_key.  Also aligns Mbed TLS configuration for
Posix builds to changes in entropy related defines introduced
in Mbed TLS 3.0.0.

Signed-off-by: Julian Hall <julian.hall@arm.com>
Change-Id: Iba882c999470bf035f1d15d02ff90b43b63ac84e
12 files changed