audio: update hidl to 4.0 am: 41c1bcb989 am: 19a164fbf5

Original change: https://googleplex-android-review.googlesource.com/c/device/google/lynx/+/20159847

Change-Id: I6f99016fa100dc4adbdbe903d1044cf3f1ca6050
Signed-off-by: Automerger Merge Worker <[email protected]>

manifest.xml

@@ -116,7 +116,7 @@
     <hal format="hidl">
        <name>vendor.google.whitechapel.audio.audioext</name>
        <transport>hwbinder</transport>
-       <version>2.0</version>
+       <version>4.0</version>
        <interface>
            <name>IAudioExt</name>
            <instance>default</instance>