Update a few items in the data

1. Add DST abbreviation for Lord Howe timezone

2. Drop a few aliases for GBK/GB18030
  These aliases are not listed in https://encoding.spec.whatwg.org/

3. Fix Russian names for Hans/Hant (non-standalone). They're too long.

4. Add the abbreviated zone names for Asia/Pyongyang

ICU data files get a bit smaller as below:

  Desktop: 10196720 -> 10196592 bytes
  Android:  6635312 -> 6635168 bytes
  iOS:      6623568 -> 6623360 bytes

TEST=LayoutTests: fast/encoding/supported-encodings.html

Change-Id: I93881545a09485ff383a3630c85782c8754a9bd0
Reviewed-on: https://chromium-review.googlesource.com/599587
Reviewed-by: Jungshik Shin <jshin@chromium.org>
11 files changed