MFH: r419665

audio/alsa-{lib,utils}: update to 1.1.2

Changes: http://www.alsa-project.org/main/index.php/Changes_v1.1.1_v1.1.2
ABI: http://abi-laboratory.pro/tracker/compat_report/alsa/1.1.1/1.1.2/6d65a/abi_compat_report.html
Approved by: ports-secteam (feld)