DO NOT MERGE Update Android ICU tzdata from 2018f to 2018g

Step:
1. Cherry-pick changes in https://github.com/unicode-org/icu/commit/12a71c7dcb88dd51764425a3df773aa83ba5a973
2. Resolve conflict
3. Run ./updateicudata.py

Bug: 117917198
Test: CtsLibcoreTestsCases
Test: CtsLibcoreOjTestCases
Test: CtsIcuTestCases
Test: CtsBionicTestCases
Change-Id: I3a5ec38db97046c31153755c7ae9bf5eb8ea2e20
4 files changed