Remove soundtrigger HIDL entry in compat matrix.

This interface has been converted to AIDL.
Test: TH
Bug: 218588089

Change-Id: Ie4c0f6eaefec7b99cda4de519298dc7f8720ff3d
diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.current.xml
index d899c2c..8593ad3 100644
--- a/compatibility_matrices/compatibility_matrix.current.xml
+++ b/compatibility_matrices/compatibility_matrix.current.xml
@@ -674,14 +674,6 @@
             <instance>default</instance>
         </interface>
     </hal>
-    <hal format="hidl" optional="true">
-        <name>android.hardware.soundtrigger</name>
-        <version>2.3</version>
-        <interface>
-            <name>ISoundTriggerHw</name>
-            <instance>default</instance>
-        </interface>
-    </hal>
     <hal format="aidl" optional="true">
          <name>android.hardware.soundtrigger3</name>
          <version>1</version>