Request for commit approval audio/virtual_oss

[Lars Engels]

On Thu, Mar 28, 2019 at 09:31:17PM +0100, Hans Petter Selasky wrote:
> Update virtual_oss to latest version, 1.2.1.
> 
> Among other features and bugfixes virtual_oss now can do simple FIR 
> filtering on the played back or recorded audio.
> 
> Approved by: lme

:-)