tss2_*: Change password and branch dialogs
tss2_*: Change password and branch dialogs

Use the FAPI_3_0 capability to display the object path in dialogs
for password entry and branch selection.
Change the dialog for asking for new passwords to a more
appropriate text.

Fixes: #2101

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

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