Switch from HIDL Composition type to AIDL

In preparation for adding a new Composition type which is only in AIDL.
This change is almost completely mechanical, and should have no impact
on behavior.

Bug: 193170859
Test: existing tests

Change-Id: I1f923fcc8d8e6dff388493a76e31d435638b5255
diff --git a/services/surfaceflinger/CompositionEngine/src/Display.cpp b/services/surfaceflinger/CompositionEngine/src/Display.cpp
index 4603e6b..3571319 100644
--- a/services/surfaceflinger/CompositionEngine/src/Display.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/Display.cpp
@@ -282,7 +282,8 @@
 
         if (auto it = changedTypes.find(hwcLayer); it != changedTypes.end()) {
             layer->applyDeviceCompositionTypeChange(
-                    static_cast<Hwc2::IComposerClient::Composition>(it->second));
+                    static_cast<aidl::android::hardware::graphics::composer3::Composition>(
+                            it->second));
         }
     }
 }