Cuttlefish: Switch to Audio HAL V6

Switch cuttlefish to Audio HAL V6.

Update hidl_implementation_test.

Fix primary audio HAL to be compliant with the VTS test.

Bug: 143257085
Test: atest VtsHalAudioV6_0TargetTest
      atest VtsHalAudioEffectV6_0TargetTest
      atest hidl_implementation_test

Change-Id: I4420b1b524856c128a2b3d014388f6d420150986
diff --git a/shared/config/manifest.xml b/shared/config/manifest.xml
index cde4e44..6783068 100644
--- a/shared/config/manifest.xml
+++ b/shared/config/manifest.xml
@@ -21,7 +21,7 @@
     <hal format="hidl">
         <name>android.hardware.audio</name>
         <transport>hwbinder</transport>
-        <version>5.0</version>
+        <version>6.0</version>
         <interface>
             <name>IDevicesFactory</name>
             <instance>default</instance>
@@ -30,7 +30,7 @@
     <hal format="hidl">
         <name>android.hardware.audio.effect</name>
         <transport>hwbinder</transport>
-        <version>5.0</version>
+        <version>6.0</version>
         <interface>
             <name>IEffectsFactory</name>
             <instance>default</instance>