audio: Extend HidlUtils for the default wrapper needs

Add conversions used by the default wrapper.

Promote some conversions to pre-V7 interface to reduce
version-based forking in the default wrapper code.

Bug: 142480271
Test: atest android.hardware.audio.common@7.0-util_tests
Change-Id: I93c482eeaf08442271be2656693be5395ca53762
Merged-In: I93c482eeaf08442271be2656693be5395ca53762
diff --git a/audio/common/all-versions/default/Android.bp b/audio/common/all-versions/default/Android.bp
index b83a58a..45f0b8f 100644
--- a/audio/common/all-versions/default/Android.bp
+++ b/audio/common/all-versions/default/Android.bp
@@ -43,6 +43,7 @@
     name: "android.hardware.audio.common-util@2-6",
     srcs: [
         "HidlUtils.cpp",
+        "HidlUtilsCommon.cpp",
         "UuidUtils.cpp",
     ],
 }
@@ -132,6 +133,7 @@
     defaults: ["android.hardware.audio.common-util_default"],
     srcs: [
         "7.0/HidlUtils.cpp",
+        "HidlUtilsCommon.cpp",
         "UuidUtils.cpp",
     ],
     shared_libs: [