community/redshift: drop maintainership

maintainer inactive

community/redshift/APKBUILD

 # Contributor: Sören Tempel <soeren+alpine@soeren-tempel.net>
-# Maintainer: 7heo <7heo@mail.com>
+# Contributor: 7heo <7heo@mail.com>
+# Maintainer:
 pkgname=redshift
 pkgver=1.12
-pkgrel=0
+pkgrel=1
 pkgdesc="Adjusts the color temperature of your screen according to your surroundings"
 url="http://jonls.dk/redshift/"
 arch="all"