Remove myself as maintainer

Author: paf31

README.md

@@ -2,7 +2,6 @@
 
 [![Latest release](http://img.shields.io/bower/v/purescript-profunctor-lenses.svg)](https://github.com/purescript-contrib/purescript-profunctor-lenses/releases)
 [![Build Status](https://travis-ci.org/purescript-contrib/purescript-profunctor-lenses.svg)](https://travis-ci.org/purescript-contrib/purescript-profunctor-lenses)
-[![Maintainer: paf31](https://img.shields.io/badge/maintainer-paf31-lightgrey.svg)](http://github.com/paf31)
 
 Pure profunctor lenses.