Adds back ulayout and add tz res files.

1. copy_data.sh is modified to copy 3 timezone resource files
   tzres for a separate tz update on fucshia.
2. Adds ulayout back for Blink to use in layout (vertical orientation,
   Indic layout properties, etc).

Increase 13K on all data file except iOS.

File           ICU64-2  NEW     DIFF
chromeos      10380672 10394080 13408
common        10396864 10410272 13408
cast           5101760  5115168 13408
android        7747120  7760528 13408
android_small  6407040  6420432 13392
ios            6372800  6372800     0
flutter         894736   908144 13408

Bug: 958948,959155
Change-Id: I185f1c0554a515cfa8fe670935ca785698974c71
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/deps/icu/+/1599896
Reviewed-by: Jungshik Shin <jshin@chromium.org>
18 files changed