tty: use 'if' in send_break() instead of 'goto'

Now, the "jumped-over" code is simple enough to be put inside an 'if'.
Do so to make it 'goto'-less.

Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Link: https://lore.kernel.org/r/20230919085156.1578-16-jirislaby@kernel.org


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>