alsa-utils: interrupt streaming via signal

alsa-utils: interrupt streaming via signal

aplay/arecord (alsa-utils v1.0.28) cannot interrupt streaming
via CTRL-C. Fixed the issue by reverting buggy patches and
properly handling 'in_aborting' flag in appropriate functions.

(From OE-Core rev: 8e4ab29924c8c5fe2a79e8b0ca41fa45cc8e94a1)

Signed-off-by: Anant Agrawal <Anant_Agrawal@mentor.com>
Signed-off-by: Mikhail Durnev <mikhail_durnev@mentor.com>
Signed-off-by: Muzaffar Mahmood <muzaffar_mahmood@mentor.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>