package/tzdata: bump version to 2020f

Release notes:
https://mm.icann.org/pipermail/tz-announce/2020-December/000064.html

Upstream removed timezones pacificnew and systemv:
https://mm.icann.org/pipermail/tz-announce/2020-October/000059.html

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
(cherry picked from commit c99374ecbb5ea45d9eafcbb901abb6c0f9bc3f1b)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/tzdata/tzdata.hash

@@ -1,4 +1,4 @@
-# From https://mm.icann.org/pipermail/tz-announce/2020-April/000058.html
-sha512  2a2fc2e3ad8a6e4c574242296c847ad582c2c1d86add9c556e65c812d19b9528522e3c4dddb5239017091825d2acc5a2ccaf21dc41b900b6c300ef4264cc5a9d  tzdata2020a.tar.gz
+# From https://mm.icann.org/pipermail/tz-announce/2020-December/000064.html
+sha512  dd312def18c807452fda2e697514e2064c5f51ebdbedd0cfe6f231252c76ee5d4409f653b295ed5657b7d30b868690047fdb70a10942e69eaa40b77473e3f9ca  tzdata2020f.tar.gz
 # Locally computed:
 sha256  0613408568889f5739e5ae252b722a2659c02002839ad970a63dc5e9174b27cf  LICENSE

package/tzdata/tzdata.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-TZDATA_VERSION = 2020a
+TZDATA_VERSION = 2020f
 TZDATA_SOURCE = tzdata$(TZDATA_VERSION).tar.gz
 TZDATA_SITE = https://www.iana.org/time-zones/repository/releases
 TZDATA_STRIP_COMPONENTS = 0
@@ -17,7 +17,7 @@ TZDATA_LICENSE_FILES = LICENSE
 # dependencies
 TZDATA_DEFAULT_ZONELIST = \
 	africa antarctica asia australasia europe northamerica \
-	southamerica pacificnew etcetera backward systemv factory
+	southamerica etcetera backward factory
 
 ifeq ($(call qstrip,$(BR2_TARGET_TZ_ZONELIST)),default)
 TZDATA_ZONELIST = $(TZDATA_DEFAULT_ZONELIST)