agent: Extend the PINENTRY_LAUNCHED inquiry and status.
* agent/call-pinentry.c (start_pinentry): Get flavor and version and pass it to agent_inq_pinentry_launched. * agent/command.c (agent_inq_pinentry_launched): Add arg EXTRA. * g10/server.c (gpg_proxy_pinentry_notify): Print a new diagnostic.
- Signed-off-by: Werner Koch <wk@gnupg.org>