Fix windows build of AAPT2

Change-Id: Ib8e1a4322510b582e9600a08d3118842c9abc73c
diff --git a/tools/aapt2/Resource.h b/tools/aapt2/Resource.h
index 3fd678e..4d2c64c 100644
--- a/tools/aapt2/Resource.h
+++ b/tools/aapt2/Resource.h
@@ -20,6 +20,7 @@
 #include "StringPiece.h"
 
 #include <iomanip>
+#include <limits>
 #include <string>
 #include <tuple>