lib/time: update time zone info to v.2014b

Fixes #7412.

LGTM=r
R=golang-codereviews, r
CC=golang-codereviews
https://golang.org/cl/92850043

lib/time/update.bash

@@ -6,11 +6,9 @@
 # This script rebuilds the time zone files using files
 # downloaded from the ICANN/IANA distribution.
 
-# NOTE: As of Oct, 2013, the C files will not build on Macs but will build on Linux.
-
 # Versions to use.
-CODE=2013g
-DATA=2013g
+CODE=2014b
+DATA=2014b
 
 set -e
 rm -rf work