core/zlib: remove dynamic deps. add maintainer

core/zlib/APKBUILD

+# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=zlib
 pkgver=1.2.3.3
 pkgrel=3
 pkgdesc="A compression/decompression Library"
 license=custom:zlib
 url="http://www.gzip.org/zlib"
-depends='uclibc'
+depends=
 source="ftp://ftp.archlinux.org/other/$pkgname/$pkgname-$pkgver.tar.gz"
 subpackages="$pkgname-dev $pkgname-doc"