- Install the internal executables in the /usr/libexec dir instead
of /usr/lib64. These files are keyboxd, scdaemon, gpg-auth
gpg-check-pattern, gpg-pair-tool, gpg-preset-passphrase,
gpg-protect-tool, gpg-wks-client, dirmngr_ldap and tpm2daemon.

- Provide the systemd-user files since they have been removed
upstream since version 2.4.1. [bsc#1201564]
* Add gpg2-systemd-user.tar.xz

- Revert back to use the IBM TPM Software stack.

- Update to 2.4.3:
* gpg: Set default expiration date to 3 years. [T2701]
* gpg: Add --list-filter properties "key_expires" and
"key_expires_d". [T6529]
* gpg: Emit status line and proper diagnostics for write errors. [T6528]
* gpg: Make progress work for large files on Windows. [T6534]
* gpg: New option --no-compress as alias for -z0.
* gpgsm: Print PROGRESS status lines. Add new --input-size-hint. [T6534]
* gpgsm: Support SENDCERT_SKI for --call-dirmngr. [rG701a8b30f0]
* gpgsm: Major rewrite of the PKCS#12 parser. [T6536]
* gpgtar: New option --no-compress.
* dirmngr: Extend the AD_QUERY command. [rG207c99567c]
* dirmngr: Disable the HTTP redirect rewriting. [T6477]
* dirmngr: New option --compatibility-flags. [rGbf04b07327]
* dirmngr: New option --ignore-crl-extensions. [T6545]
* wkd: Use export-clean for gpg-wks-client's --mirror and --create
commands. [rG2c7f7a5a27]
* wkd: Make --add-revocs the default in gpg-wks-client. New option
--no-add-revocs. [rG10c937ee68]