testing/ocaml-*: give up maintainership

I'm not interested in maintaining ocaml packages anymore.

testing/ocaml-biniou/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-biniou
 _pkgname=biniou
 pkgver=1.2.1

testing/ocaml-camomile/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-camomile
 _pkgname=camomile
 pkgver=1.0.1

testing/ocaml-cmdliner/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-cmdliner
 _pkgname=cmdliner
 pkgver=1.0.4

testing/ocaml-cppo/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-cppo
 _pkgname=cppo
 pkgver=1.6.6

testing/ocaml-csv/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 # TODO: Build csv-lwt (?).
 pkgname=ocaml-csv
 _pkgname=csv

testing/ocaml-dtoa/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-dtoa
 _pkgname=dtoa
 pkgver=0.3.2

testing/ocaml-easy-format/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-easy-format
 _pkgname=easy-format
 pkgver=1.3.1

testing/ocaml-gen/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-gen
 _pkgname=gen
 pkgver=0.5.2

testing/ocaml-labltk/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-labltk
 _pkgname=labltk
 pkgver=8.06.5

testing/ocaml-lambda-term/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-lambda-term
 _pkgname=lambda-term
 pkgver=1.13

testing/ocaml-lwt/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-lwt
 _pkgname=lwt
 pkgver=4.1.0

testing/ocaml-lwt_log/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-lwt_log
 _pkgname=lwt_log
 pkgver=1.1.0

testing/ocaml-markup/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-markup
 _pkgname=markup.ml
 pkgver=0.7.6

testing/ocaml-menhir/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-menhir
 _pkgname=menhir
 # NOTE: Check supported version in Reason before upgrading!

testing/ocaml-merlin-extend/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-merlin-extend
 _pkgname=merlin-extend
 pkgver=0.3

testing/ocaml-migrate-parsetree/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-migrate-parsetree
 pkgver=1.0.11
 pkgrel=0

testing/ocaml-ounit/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-ounit
 _pkgname=ounit
 pkgver=2.0.8

testing/ocaml-ppx_derivers/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-ppx_derivers
 _pkgname=ppx_derivers
 pkgver=1.2

testing/ocaml-ppx_deriving/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-ppx_deriving
 _pkgname=ppx_deriving
 pkgver=4.2.1

testing/ocaml-ppx_gen_rec/APKBUILD

 # Contributor: Jakub Jirutka <jakub@jirutka.cz>
-# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
+# Maintainer:
 pkgname=ocaml-ppx_gen_rec
 _pkgname=ppx_gen_rec
 pkgver=1.0.0