netpgp and SHA1-PGP stuff

[email protected] Wed, 8 Jan 2020 16:16:02 +0000

Newsgroups	gmane.os.netbsd.devel.crypto
Message-ID	<[email protected]>

hi folks,

this: https://sha-mbles.github.io/
suggests it might be wise to rip out SHA1 support in netpgp, which seems
to exist.