gralloc: add IAllocator/IMapper 4.0 to frameworks/native

Add support for gralloc 4.0 to the framework.

Bug: 136016160
Test: Compiles and boots

Change-Id: I26408e984308fa557e102efabb60302907310308
diff --git a/services/vr/hardware_composer/Android.bp b/services/vr/hardware_composer/Android.bp
index bc7cc1c..0e5faf4 100644
--- a/services/vr/hardware_composer/Android.bp
+++ b/services/vr/hardware_composer/Android.bp
@@ -17,6 +17,7 @@
         "android.hardware.graphics.composer@2.1-resources",
         "android.hardware.graphics.mapper@2.0",
         "android.hardware.graphics.mapper@3.0",
+        "android.hardware.graphics.mapper@4.0",
         "libbase",
         "libbufferhubqueue",
         "libbinder",