webrtc-audio-processing: add hash file

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/webrtc-audio-processing/webrtc-audio-processing.hash

@@ -0,0 +1,2 @@
+# Locally calculated
+sha256	ed4b52f9c2688b97628035a5565377d74704d7c04de4254a768df3342c7afedc	webrtc-audio-processing-0.1.tar.xz