avsync-lib: add new module [1/2]

PD#SWPL-28037

Problem:
New AV sync solution for RDK

Solution:
User space AV sync module for westeros

Verify:
U212 + v4l2-uvm-test

Change-Id: I1a3d23d4ed4876ea0cfcc5d9abba38c4750ec3ce
Signed-off-by: Song Zhao <song.zhao@amlogic.com>
diff --git a/Config.in b/Config.in
index 3ada780..f3d02e0 100755
--- a/Config.in
+++ b/Config.in
@@ -6,6 +6,7 @@
 source "../multimedia/dolby_atmos_release/Config.in"
 source "../multimedia/dolby_ms12_release/Config.in"
 source "../multimedia/v4l2-uvm-test/Config.in"
+source "../multimedia/avsync-lib/Config.in"
 
 # Gstreamer 0.10.x & Plugins
 source "../multimedia/gst-fluendo-mpegdemux/Config.in"