core/mkinitfs: upgrade to 1.4.2

core/mkinitfs/APKBUILD

 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=mkinitfs
-pkgver=1.4.1
+pkgver=1.4.2
 pkgrel=0
 pkgdesc="Tool to generate initramfs images for Alpine"
 url=http://git.alpinelinux.org/cgit/mkinitfs
@@ -13,4 +13,4 @@ build() {
 	make
 	make install DESTDIR="$pkgdir" || return 1
 }
-md5sums="9c425faabf73c8a5faad3da2c365845d  mkinitfs-1.4.1.tar.bz2"
+md5sums="538b2008e589668849f62fdc5fdf7b2a  mkinitfs-1.4.2.tar.bz2"