audio: add new path for diag tools am: bc0b6a7c01

Original change: https://googleplex-android-review.googlesource.com/c/device/google/lynx/+/20489214

Change-Id: I95e8a1940e8c27842be1502f4187e4b83488b31e
Signed-off-by: Automerger Merge Worker <[email protected]>

audio/lynx/config/mixer_paths.xml

@@ -676,6 +676,14 @@
         <ctl name="R Fast Use Case Switch Enable" value="1" />
     </path>
 
+    <path name="speaker-amp1">
+        <ctl name="Main AMP Enable Switch" value="1"/>
+    </path>
+
+    <path name="speaker-amp2">
+        <ctl name="R Main AMP Enable Switch" value="1"/>
+    </path>
+
     <path name="usb-tty-full">
     </path>