Updated builtin echo canceller devices list

[linphone] / mediastreamer2

diff --git a/mediastreamer2 b/mediastreamer2
index a9df77b2734b2628eb030f0c0768681b6573ae8b..985da5aeec14582ecde457ab7ff6382e01d470b6 160000 (submodule)
--- a/mediastreamer2
+++ b/mediastreamer2
@@ -1 +1 @@
-Subproject commit a9df77b2734b2628eb030f0c0768681b6573ae8b
+Subproject commit 985da5aeec14582ecde457ab7ff6382e01d470b6