package/tzdata: bump version to 2019c

Signed-off-by: Alexander Dahl <post@lespocky.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/tzdata/tzdata.hash

@@ -1,4 +1,4 @@
-# From https://mm.icann.org/pipermail/tz-announce/2019-July/000056.html
-sha512 c0104078d994e501d80a41bea31364b1390a75c2fbf42968a8343a090e2ac2eddbc58770ca470b192ea19dec89fcc634141a1de703ea2ffa0325176a64afe1fc tzdata2019b.tar.gz
+# From https://mm.icann.org/pipermail/tz-announce/2019-September/000057.html
+sha512 2921cbb2fd44a6b8f7f2ed42c13fbae28195aa5c2eeefa70396bc97cdbaad679c6cc3c143da82cca5b0279065c02389e9af536904288c12886bf345baa8c6565 tzdata2019c.tar.gz
 # Locally computed:
 sha256 0613408568889f5739e5ae252b722a2659c02002839ad970a63dc5e9174b27cf LICENSE

package/tzdata/tzdata.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-TZDATA_VERSION = 2019b
+TZDATA_VERSION = 2019c
 TZDATA_SOURCE = tzdata$(TZDATA_VERSION).tar.gz
 TZDATA_SITE = https://www.iana.org/time-zones/repository/releases
 TZDATA_STRIP_COMPONENTS = 0