Require Power V4 for all new U devices.

Bug: b/244216750
Change-Id: Ic0784cc2ecda8d3dd5b72691f39b460e2395c8b5
Test: atest VtsHalPowerTargetTest
diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.current.xml
index a907f20..eca3d41 100644
--- a/compatibility_matrices/compatibility_matrix.current.xml
+++ b/compatibility_matrices/compatibility_matrix.current.xml
@@ -441,7 +441,7 @@
     </hal>
     <hal format="aidl" optional="false">
         <name>android.hardware.power</name>
-        <version>2-4</version>
+        <version>4</version>
         <interface>
             <name>IPower</name>
             <instance>default</instance>