Add composer 2.3 support to the compatibility matrix

BUG: 115554640
Test: Build, flash and boot
Change-Id: I40dd0c246ad63fa4fb2ea8bdc8a557dca7410653
diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.current.xml
index ceb53be..d4c422d 100644
--- a/compatibility_matrices/compatibility_matrix.current.xml
+++ b/compatibility_matrices/compatibility_matrix.current.xml
@@ -202,7 +202,7 @@
     </hal>
     <hal format="hidl" optional="false">
         <name>android.hardware.graphics.composer</name>
-        <version>2.1</version>
+        <version>2.1-3</version>
         <interface>
             <name>IComposer</name>
             <instance>default</instance>