Update .vts files on master based on the latest .hal file and hidl-gen

Test: mma
Change-Id: I9558f300505db83e26f7c241c5cf729cd005a07b
diff --git a/graphics/composer/2.1/vts/ComposerCallback.vts b/graphics/composer/2.1/vts/ComposerCallback.vts
index a5a2aa9..b83cf94 100644
--- a/graphics/composer/2.1/vts/ComposerCallback.vts
+++ b/graphics/composer/2.1/vts/ComposerCallback.vts
@@ -5,6 +5,7 @@
 package: "android.hardware.graphics.composer"
 
 import: "android.hardware.graphics.composer@2.1::types"
+import: "android.hidl.base@1.0::types"
 
 interface: {
     attribute: {