gpg: New option --disable-pqc-encryption.
* g10/options.h (flags): Add field disable_pqc_encryption. * g10/gpg.c (oDisablePQCEncryption): New. (opts): Add --option. (main): Set option. * g10/getkey.c (finish_lookup): Skip subkeys if option is set.
This option can be used to avoid the use of Kyber encryption subkeys
if this does not make sense (i.e. protection of local files).