Add additional owners to RenderEngine

Bug: 180602767
Change-Id: I79715eb84f07d313d07f5c10207fed2c87559b20
Test: make
diff --git a/libs/renderengine/OWNERS b/libs/renderengine/OWNERS
index 08cf2de..c478506 100644
--- a/libs/renderengine/OWNERS
+++ b/libs/renderengine/OWNERS
@@ -1,3 +1,5 @@
 alecmouri@google.com
+djsollen@google.com
 jreck@google.com
 lpy@google.com
+scroggo@google.com