rbenv-readline: migrate to boneyard (#4974)

Formula/rbenv-readline.rb

@@ -1,20 +0,0 @@
-class RbenvReadline < Formula
-  desc "Automatically link Ruby installs to readline"
-  homepage "https://github.com/tpope/rbenv-readline"
-  url "https://github.com/tpope/rbenv-readline/archive/v1.0.0.tar.gz"
-  sha256 "8ce024f47ebcdf7a657412a69f1bc4355769ef1bdede96d88785c5bb69483b77"
-  head "https://github.com/tpope/rbenv-readline.git"
-
-  bottle :unneeded
-
-  depends_on :rbenv
-  depends_on "readline"
-
-  def install
-    prefix.install Dir["*"]
-  end
-
-  test do
-    assert_match "readline-brew.bash", shell_output("rbenv hooks install")
-  end
-end

tap_migrations.json

@@ -231,6 +231,7 @@
   "qiv": "homebrew/boneyard",
   "qrupdate": "homebrew/science",
   "quassel": "caskroom/cask",
+  "rbenv-readline": "homebrew/boneyard",
   "rdesktop": "homebrew/x11",
   "rfcdiff": "homebrew/boneyard",
   "rocket": "homebrew/boneyard",