tpm2_createprimary: stop using strcasecmp
tpm2_createprimary: stop using strcasecmp

Make auth hierachy match manpage and not be case insensitive.

Fixes: #514

Signed-off-by: William Roberts <60148e894dabf0b83bde1d460768794cd453c455@intel.com>

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