Add audio V7 to compatility matrix.

All HIDL HALs defined in the source tree must be specified
in some framework compatibility matrix.

Bug: 110261831
Test: builds
Change-Id: I98a0798cc08761e8aa6a9ca920c67aa6f8155de4
diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.current.xml
index cfd6d1c..f4f846b 100644
--- a/compatibility_matrices/compatibility_matrix.current.xml
+++ b/compatibility_matrices/compatibility_matrix.current.xml
@@ -9,7 +9,9 @@
     </hal>
     <hal format="hidl" optional="false">
         <name>android.hardware.audio</name>
+        <!-- TODO(b/142480271): remove 6.0 when implemented on reference device. -->
         <version>6.0</version>
+        <version>7.0</version>
         <interface>
             <name>IDevicesFactory</name>
             <instance>default</instance>
@@ -17,7 +19,9 @@
     </hal>
     <hal format="hidl" optional="false">
         <name>android.hardware.audio.effect</name>
+        <!-- TODO(b/142480271): remove 6.0 when implemented on reference device. -->
         <version>6.0</version>
+        <version>7.0</version>
         <interface>
             <name>IEffectsFactory</name>
             <instance>default</instance>