Update python-asyncssh to version 2.15.0 / rev 27 via SR 1192788
    
    https://build.opensuse.org/request/show/1192788
    by user dirkmueller + dimstar_suse
    - update to 2.15.0:
      * Added experimental support for tunneling of TUN/TAP network
        interfaces on Linux and macOS, allowing for either automatic
        packet forwarding or explicit reading and writing of packets
        sent through the tunnel by the application. Both callback and
        stream APIs are available.
      * Added support for forwarding terminal size and terminal size
        changes when stdin on an SSHServerProcess is redirected to a
        local TTY.
      * Added support for multiple tunnel/ProxyJump hosts. Thanks go
        to Adam Martin for suggesting this enhancement and proposing
        a solution.
      * Added support for OpenSSH lsetstat SFTP extension to set
        attributes on symbolic links on platforms which support that
        and use it to improve symlink handling in the SFTP get, put,
        and