Track format version change in libcore/

This commit is the result of updating the format version
in libcore/ (see associated change) and running update-tzdata.py.

See the steps documented in system/timezone/README.android
"Changing the Time Zone Data Set Version".

Bug: 131159913
Test: build / boot
Test: atest CtsHostTzDataTests
Test: atest CtsLibcoreTestCases
Test: atest FrameworksServicesTests:com.android.server.timezone
Change-Id: Ibfc36873ef2a5fbfcdd6517e18c9baa4a829d451
6 files changed