Remove framework support for audio HIDL HAL V4

This HAL version has been deprecated in Android U.

Bug: 280899799
Test: m
Change-Id: I60ab1b9be8929a02404a150788ec919c3145208e
diff --git a/media/java/android/media/AudioHalVersionInfo.java b/media/java/android/media/AudioHalVersionInfo.java
index efb3395..b0c68d6 100644
--- a/media/java/android/media/AudioHalVersionInfo.java
+++ b/media/java/android/media/AudioHalVersionInfo.java
@@ -78,7 +78,7 @@
      * defined in frameworks/av/media/libaudiohal/FactoryHal.cpp.
      */
     public static final @NonNull List<AudioHalVersionInfo> VERSIONS =
-            List.of(AIDL_1_0, HIDL_7_1, HIDL_7_0, HIDL_6_0, HIDL_5_0, HIDL_4_0);
+            List.of(AIDL_1_0, HIDL_7_1, HIDL_7_0, HIDL_6_0, HIDL_5_0);
 
     private static final String TAG = "AudioHalVersionInfo";
     private AudioHalVersion mHalVersion = new AudioHalVersion();