main/icu: upgrade to 68.1

main/icu/APKBUILD

 # Contributor: Sergey Lukin <sergej.lukin@gmail.com>
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=icu
-pkgver=67.1
-pkgrel=1
+pkgver=68.1
+pkgrel=0
 pkgdesc="International Components for Unicode library"
 url="http://site.icu-project.org/"
 arch="all"
@@ -65,4 +65,4 @@ libs() {
 	replaces="icu"
 }
 
-sha512sums="4779f1ce1ca7976f6fad6768853ea8c540da54d11509e3b6cfd864a04b5f2db1c3d4b546387f91ad02fb90804525bc37d2543173f0d705d6ca11dc6f2b7640a8  icu4c-67_1-src.tgz"
+sha512sums="24ff4ce5947c41fc12a168e15d4037556562c7f32c1da0bbedd705232476174a3b2318955a7124426a63c2034eb9ae077e728a5dbada8b9433d7173cac3db307  icu4c-68_1-src.tgz"