Update attr to override system

Add pre-built binaries

packages/attr.rb

@@ -3,21 +3,21 @@ require 'package'
 class Attr < Package
   description 'Commands for Manipulating Filesystem Extended Attributes.'
   homepage 'http://savannah.nongnu.org/projects/attr'
-  version '2.4.48'
+  version '2.4.48-1'
   source_url 'http://download.savannah.gnu.org/releases/attr/attr-2.4.48.tar.gz'
   source_sha256 '5ead72b358ec709ed00bbf7a9eaef1654baad937c001c044fe8b74c57f5324e7'
 
   binary_url ({
-    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/attr-2.4.48-chromeos-armv7l.tar.xz',
-     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/attr-2.4.48-chromeos-armv7l.tar.xz',
-       i686: 'https://dl.bintray.com/chromebrew/chromebrew/attr-2.4.48-chromeos-i686.tar.xz',
-     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/attr-2.4.48-chromeos-x86_64.tar.xz',
+    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/attr-2.4.48-1-chromeos-armv7l.tar.xz',
+     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/attr-2.4.48-1-chromeos-armv7l.tar.xz',
+       i686: 'https://dl.bintray.com/chromebrew/chromebrew/attr-2.4.48-1-chromeos-i686.tar.xz',
+     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/attr-2.4.48-1-chromeos-x86_64.tar.xz',
   })
   binary_sha256 ({
-    aarch64: '9ba6aafd2ac91a3b9534ed8780ad40b8f88d1b549281455fecefd700f7d8a734',
-     armv7l: '9ba6aafd2ac91a3b9534ed8780ad40b8f88d1b549281455fecefd700f7d8a734',
-       i686: 'db2b92875ead6a24c93708af44ca35aff9257269c33add3c94f04aa97b1dbf9b',
-     x86_64: '876f464fc3b2185e2076569d06ccf5df957405ce78b92c49a779582d30ee75a4',
+    aarch64: '28abf6ac96e7cc3a1ba2690781b26d855e2f545a408c5583bda3220a8985cbf1',
+     armv7l: '28abf6ac96e7cc3a1ba2690781b26d855e2f545a408c5583bda3220a8985cbf1',
+       i686: 'cc277ad1091fe6b3c5fcd81dd3894f6b24c021b8fe0daab772577cdd1f473ed5',
+     x86_64: '744f97cd27716fcb2f4cb127971e61744fda9ae499479480aef7f6fa5a3c60af',
   })
 
   depends_on 'gettext'