build: Require at least Libassuan 2.4.1.
* configure.ac (NEED_LIBASSUAN_VERSION): Set to 2.4.1. * agent/gpg-agent.c (create_server_socket): Remove check for libassuan >= 2.3.0 and >= 2.1.4. (main): Remove check for libassuan >= 2.1.4. * scd/scdaemon.c (create_server_socket): Remove check for libassuan >= 2.1.4. * dirmngr/dirmngr.c (set_tor_mode): Remove check for libassuan >= 2.3.0. * dirmngr/http.c (http_raw_connect, send_request): Remove checks for libassuan >= 2.3.0.
- Signed-off-by: Werner Koch <wk@gnupg.org>