Redact chmox.

The formula is head-only, hasn't had a stable release since 2005, uses
CVS (so it prompts for a password when downloading), and builds with a now
out-of-date xcode project version.

The good news is that there's a binary download on its homepage.

Closes Homebrew/homebrew#14248.

Formula/chmox.rb

@@ -1,20 +0,0 @@
-require 'formula'
-
-class Chmox < Formula
-  head 'cvs://:pserver:anonymous@chmox.cvs.sourceforge.net:/cvsroot/chmox:Sources'
-  homepage 'http://chmox.sourceforge.net'
-
-  depends_on :xcode # For working xcodebuild.
-
-  def install
-    system "xcodebuild SYMROOT=build"
-    prefix.install "build/Default/Chmox.app"
-  end
-
-  def caveats; <<-EOS.undent
-    Chmox.app installed to:
-      #{prefix}
-    Use \"brew linkapps\" to symlink into ~/Applications.
-    EOS
-  end
-end