SF: Move RenderEngine ownership to CompositionEngine

Move ownership of the RenderEngine pointer to CompositionEngine.

Test: atest libsurfaceflinger_unittest libcompositionengine_test
Bug: 121291683
Change-Id: Ia9ba7ae5117359aac5dc77380c91b87d0fae4c1c
diff --git a/services/surfaceflinger/CompositionEngine/Android.bp b/services/surfaceflinger/CompositionEngine/Android.bp
index c81de32..ec5e131 100644
--- a/services/surfaceflinger/CompositionEngine/Android.bp
+++ b/services/surfaceflinger/CompositionEngine/Android.bp
@@ -66,6 +66,7 @@
     static_libs: [
         "libcompositionengine",
         "libcompositionengine_mocks",
+        "librenderengine_mocks",
         "libgmock",
         "libgtest",
     ],