git: openjdk/jdk13u-dev: 8259048: (tz) Upgrade time-zone data to tzdata2020f

[Yuri Nesterenko]

Changeset: bb3bbd0d
Author:    Yuri Nesterenko <yan at openjdk.org>
Date:      2021-02-09 09:15:17 +0000
URL:       https://git.openjdk.java.net/jdk13u-dev/commit/bb3bbd0d

8259048: (tz) Upgrade time-zone data to tzdata2020f

Backport-of: fe84ecd52b929759c3f355afc20c5356829351d5

! make/data/tzdata/VERSION
! make/data/tzdata/africa
! make/data/tzdata/asia
! make/data/tzdata/australasia
! make/data/tzdata/backward
! make/data/tzdata/etcetera
! make/data/tzdata/europe
! make/data/tzdata/leapseconds
! make/data/tzdata/northamerica
! make/data/tzdata/zone.tab