Correct the dex number in dex refs overflow error
Correct the dex number in dex refs overflow error

Summary: We log uninitialized dex number before.

Reviewed By: minjang

Differential Revision: D24461900

fbshipit-source-id: c35936857b787a9814fb8fd4fcdddcb4d3e22865

facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex