tpm2_nvrelease: add default hierarchy value
tpm2_nvrelease: add default hierarchy value

Add the same default hierarchy "-a" value as
tpm2_nvdefine uses.

Signed-off-by: Andreas Fuchs <622ac2c25087201462d23b927a044354eba8dded@sit.fraunhofer.de>

martinezjavier/tpm2-tools,martinezjavier/tpm2-tools,01org/tpm2.0-tools,martinezjavier/tpm2-tools,01org/tpm2.0-tools,martinezjavier/tpm2-tools,01org/tpm2.0-tools