[RPI] Add mainline WM8960 i2c sound support to ovos-i2csound

This adds support for multiple devices such as;
- Seeed 2 mic voicecard
- keyestudio respeaker 2 mic
- Waveshare WM8960

buildroot-external/board/ovos/raspberrypi/rootfs-overlay/usr/libexec/ovos-i2csound

@@ -60,17 +60,38 @@ fi
 
 # Configure found devices
 if [ "$RESPEAKER2" == "found" ] && [ "$RESPEAKER4" != "found" ] ; then
-    echo "Installing and configuring ReSpeaker 2-mic"
-    dtoverlay seeed-2mic-voicecard
+    echo "Installing and configuring WM8960 based 2-mic HAT"
+    dtoverlay wm8960-soundcard
+    echo "Configuring board"
+    amixer cset numid=1 34,34
+    amixer cset numid=26 3
+    amixer cset numid=27 4
+    amixer cset numid=30 5
+    amixer cset numid=32 5
+    amixer cset numid=33 5
+    amixer cset numid=34 25
+    amixer cset numid=35 on
+    amixer cset numid=9 3
+    amixer cset numid=8 3
+    amixer cset numid=49 on
+    amixer cset numid=51 on
+    amixer cset numid=37 0
+    amixer cset numid=38 0
+    amixer cset numid=39 5
+    amixer cset numid=48 on
+    amixer cset numid=50 on
+    amixer cset numid=54 on
+    amixer cset numid=16 5
+    amixer cset numid=15 4
 fi
 
 if [ "${RESPEAKER6}" == "found" ] && [ "${RESPEAKER4}" != "found" ] ; then
-    echo "Installing and configuring ReSpeaker 4-mic"
+    echo "Installing and configuring ReSpeaker 4-mic HAT"
     dtoverlay seeed-4mic-voicecard
 fi
 
 if [ "{$RESPEAKER6}" == "found" ] && [ "${RESPEAKER4}" == "found" ] ; then
-    echo "Installing and configuring ReSpeaker 6mic"
+    echo "Installing and configuring ReSpeaker 6mic HAT"
     dtoverlay seeed-8mic-voicecard
 fi