Fix size annotations for legoomni

Fix structure and add placeholder annotations for LegoAnimActor and subclasses

LEGO1/lego/legoomni/src/paths/legoextraactor.cpp

@@ -0,0 +1,14 @@
+#include "legoextraactor.h"
+
+// STUB : LEGO1 0x1002a500
+LegoExtraActor::LegoExtraActor()
+{
+}
+
+// STUB: LEGO1 0x1002aae0
+MxResult LegoExtraActor::FUN_1002aae0()
+{
+	// TODO
+	VTable0x9c();
+	return SUCCESS;
+}