security/gnupg: Update to 2.2.26

Note that this release removes bin/symcryptrun which had essentially no
expected current use-case.

• gpg: New AKL method "ntds".
• gpg: Fix --trusted-key with fingerprint arg.
• scd: Fix writing of ECC keys to an OpenPGP card. [#5163]
• scd: Make an USB error fix specific to SPR532 readers. [#5167]
• dirmngr: With new LDAP keyservers store the new attributes. Never store the useless pgpSignerID. Fix a long standing bug storing some keys on an ldap server.
• dirmngr: Support the new Active Direcory LDAP schema for keyservers.
• dirmngr: Allow LDAP OpenPGP searches via fingerprint.
• dirmngr: Do not block other threads during keyserver LDAP calls.
• Support global configuration files. [#4788]
• Fix the iconv fallback handling to UTF-8. [#5038] Release-info: https://dev.gnupg.org/T5153