hwui: remove FatVector

FatVector now lives in fw/native/libs/ui.

Test: builds, boots, works
Bug: 149096186
Change-Id: I09dc2fddd2a238ef47d7853b64b0bfbf74d3f71f
diff --git a/libs/hwui/RenderNode.cpp b/libs/hwui/RenderNode.cpp
index 6761435..31e4555 100644
--- a/libs/hwui/RenderNode.cpp
+++ b/libs/hwui/RenderNode.cpp
@@ -27,7 +27,6 @@
 #include "DamageAccumulator.h"
 #include "pipeline/skia/SkiaDisplayList.h"
 #endif
-#include "utils/FatVector.h"
 #include "utils/MathUtils.h"
 #include "utils/StringUtils.h"
 #include "utils/TraceUtils.h"
@@ -37,6 +36,7 @@
 #include <atomic>
 #include <sstream>
 #include <string>
+#include <ui/FatVector.h>
 
 namespace android {
 namespace uirenderer {