Add PSA_WANT_KEY_TYPE_PASSWORD and PSA_WANT_KEY_TYPE_PASSWORD_HASH to
psa/crypto_config.h, since the types PSA_KEY_TYPE_PASSWORD and
PSA_KEY_TYPE_PASSWORD_HASH are used by ECJPAKE.
The two key types are always enabled, like PSA_KEY_TYPE_DERIVE.
Add the key types to the metadata test suite as well.
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>