Update groff from 1.22.3 to 1.22.4 (#3416)

* Update groff from 1.22.3 to 1.22.4

* Change source_url to use GNU mirror

packages/groff.rb

@@ -3,21 +3,13 @@ require 'package'
 class Groff < Package
   description 'Groff (GNU troff) is a typesetting system that reads plain text mixed with formatting commands and produces formatted output.'
   homepage 'https://www.gnu.org/software/groff/'
-  version '1.22.3-1'
-  source_url 'http://ftp.gnu.org/gnu/groff/groff-1.22.3.tar.gz'
-  source_sha256 '3a48a9d6c97750bfbd535feeb5be0111db6406ddb7bb79fc680809cda6d828a5'
+  version '1.22.4'
+  source_url 'https://ftpmirror.gnu.org/groff/groff-1.22.4.tar.gz'
+  source_sha256 'e78e7b4cb7dec310849004fa88847c44701e8d133b5d4c13057d876c1bad0293'
 
   binary_url ({
-    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/groff-1.22.3-1-chromeos-armv7l.tar.xz',
-     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/groff-1.22.3-1-chromeos-armv7l.tar.xz',
-       i686: 'https://dl.bintray.com/chromebrew/chromebrew/groff-1.22.3-1-chromeos-i686.tar.xz',
-     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/groff-1.22.3-1-chromeos-x86_64.tar.xz',
   })
   binary_sha256 ({
-    aarch64: '30ef7c394c4e8c61c5d39b77b421b22e8f656dcf37258fd4dfbc02bc5e484d0f',
-     armv7l: '30ef7c394c4e8c61c5d39b77b421b22e8f656dcf37258fd4dfbc02bc5e484d0f',
-       i686: 'be9f9f8cd96f3921cc7effe10f1904997101d7931279e05ddaa0555cfb824611',
-     x86_64: 'fcd0399b5ec6e0186294a9374571b15f228931e5ca89de8fbbca8702a9c506e1',
   })
 
   depends_on 'perl'