Revert "Revert of "Audio: Add XML schema for audio effects configuration""

Add the configuration back on the master development branch.

This reverts commit d5196af81437013e6238823e71e48ca51d39addc.

Bug: 37492580
Change-Id: Ie2d3218d942a995aec4d6b73fb7813e76604066b
Test: not needed
1 file changed