blob_handler: Add missing include <iterator>

Signed-off-by: Brandon Kim <brandonkim@google.com>
Change-Id: Ied32523f4b7c3b4e5bd27c2db8f5b32a1b0887b1
diff --git a/src/ipmiblob/blob_handler.cpp b/src/ipmiblob/blob_handler.cpp
index fe4b593..6f114e5 100644
--- a/src/ipmiblob/blob_handler.cpp
+++ b/src/ipmiblob/blob_handler.cpp
@@ -24,6 +24,7 @@
 #include <array>
 #include <cinttypes>
 #include <cstring>
+#include <iterator>
 #include <limits>
 #include <memory>