sm: Allow decryption even if expired other keys are configured.
* sm/gpgsm.c (main): Add special handling for bad keys in decrypt mode.
The problem can easily be tested by adding --encrypt-to EXPIRED_KEY to
a decryption command. With that patch the errors are printed but
decryption continues and the process returns success unless other
- GnuPG-bug-id: T4431
- Signed-off-by: Werner Koch <firstname.lastname@example.org>