Update heroku.rb

packages/heroku.rb

@@ -3,22 +3,9 @@ require 'package'
 class Heroku < Package
   description 'The Heroku Command Line Interface (CLI), formerly known as the Heroku Toolbelt, is a tool for creating and managing Heroku apps from the command line / shell of various operating systems.'
   homepage 'https://devcenter.heroku.com/articles/heroku-cli'
-  version '6.14.42'
-  source_url 'https://github.com/heroku/cli/archive/v6.14.42.tar.gz'
-  source_sha256 'cf129c61622be965384a66355a702c7919d6bc2e45b60969c6e9f9fa7342988e'
-
-  binary_url ({
-    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/heroku-6.14.42-chromeos-armv7l.tar.xz',
-     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/heroku-6.14.42-chromeos-armv7l.tar.xz',
-       i686: 'https://dl.bintray.com/chromebrew/chromebrew/heroku-6.14.42-chromeos-i686.tar.xz',
-     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/heroku-6.14.42-chromeos-x86_64.tar.xz',
-  })
-  binary_sha256 ({
-    aarch64: '62360b8ae87e46c8cfb02cdfaf2ee9312781b9578cb006aecd10ab07a2ce58e4',
-     armv7l: '62360b8ae87e46c8cfb02cdfaf2ee9312781b9578cb006aecd10ab07a2ce58e4',
-       i686: '83f2f2c4a28916e9d737c85fa0d54032d56a5384bb7a36806ffba4112bada655',
-     x86_64: '0b5613c26ad45d13610a978c0695ec68be4682ab7c83c8339a0908a795dfb94e',
-  })
+  version '6.15.13'
+  source_url 'https://github.com/heroku/cli/archive/v6.15.13.tar.gz'
+  source_sha256 '16c58123cbdbb67b6f2179e2700e8573f71c62c0f974a01e33fe7c5510176bb3'
  
   depends_on 'yarn'