audio: add new path for diag tools am: bc0b6a7c01 am: dce7fd322f

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

Change-Id: I62a0487ae96a9ebe273fbf96751a2ffb75002b03
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>