Remove myself from "Maintainer" field

user/bash-completion/APKBUILD

user/certbot/APKBUILD

user/cgit/APKBUILD

user/keychain/APKBUILD

user/py3-asn1crypto/APKBUILD

user/py3-certifi/APKBUILD

user/py3-chardet/APKBUILD

user/py3-configargparse/APKBUILD

user/py3-configobj/APKBUILD

user/py3-cryptography/APKBUILD

user/py3-future/APKBUILD

user/py3-idna/APKBUILD

user/py3-josepy/APKBUILD

user/py3-markdown/APKBUILD

user/py3-mock/APKBUILD

user/py3-openssl/APKBUILD

user/py3-parsedatetime/APKBUILD

user/py3-pbr/APKBUILD

user/py3-pygments/APKBUILD

user/py3-pysocks/APKBUILD