audio: update hidl to 4.0

Bug: 252877772
Test: build pass
Signed-off-by: Carter Hsu <[email protected]>
Change-Id: Iac5181267e99a88f4c955250a78f85ac5fccaf5e

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>