ALSA: log the device string that is actually opened
ALSA: log the device string that is actually opened

(cherry picked from commit 45db0215add18231b00e3ebdf7762a0e68da5b2a)

jomanmuk/vlc-2.2,jomanmuk/vlc-2.2,jomanmuk/vlc-2.2,jomanmuk/vlc-2.2,jomanmuk/vlc-2.2,jomanmuk/vlc-2.2,jomanmuk/vlc-2.2