icu: update to 62.1

Update to ICU 62 (62.1)
ICU 62 includes number format skeleton support in MessageFormat, ICU4C DecimalFormat wrapping the new NumberFormatter implementation for improved performance.

Signed-off-by: Hirokazu MORIKAWA <morikw2@gmail.com>

libs/icu/Makefile

@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=icu4c
-PKG_VERSION:=61.1
+PKG_VERSION:=62.1
 PKG_RELEASE:=1
 
-PKG_SOURCE:=$(PKG_NAME)-61_1-src.tgz
+PKG_SOURCE:=$(PKG_NAME)-62_1-src.tgz
 PKG_SOURCE_URL:=http://download.icu-project.org/files/$(PKG_NAME)/$(PKG_VERSION)
-PKG_HASH:=d007f89ae8a2543a53525c74359b65b36412fa84b3349f1400be6dcf409fafef
+PKG_HASH:=3dd9868d666350dda66a6e305eecde9d479fb70b30d5b55d78a1deffb97d5aa3
 
 PKG_LICENSE:=ICU-1.8.1+
 PKG_LICENSE_FILES:=LICENSE