Revert "Update timezone data to 2016b"

The bionic change merged down from upstream but the
external/icu one didn't.
A replacement change will be submitted along with one for
external/icu.

This reverts commit 7bcee86edcc8cb0f969c719fed9bc3bd04de142f.

Change-Id: I0dd28e02231e6ebba5b61131b22889a1268a0675
diff --git a/libc/zoneinfo/tzdata b/libc/zoneinfo/tzdata
index 5821117..d2cc535 100644
--- a/libc/zoneinfo/tzdata
+++ b/libc/zoneinfo/tzdata
Binary files differ