Update zeromq from 4.2.2 to 4.3.2 (#3782)

This release is a security release addressing CVE-2019-13132.

packages/zeromq.rb

@@ -2,26 +2,17 @@ require 'package'
 
 class Zeromq < Package
   description 'Fast messaging system built on sockets. C and C++ bindings. aka 0MQ, ZMQ.'
-  homepage 'http://zeromq.org/'
-  version '4.2.2'
-  source_url 'https://github.com/zeromq/libzmq/releases/download/v4.2.2/zeromq-4.2.2.tar.gz'
-  source_sha256 '5b23f4ca9ef545d5bd3af55d305765e3ee06b986263b31967435d285a3e6df6b'
+  homepage 'https://zeromq.org/'
+  version '4.3.2'
+  source_url 'https://github.com/zeromq/libzmq/releases/download/v4.3.2/zeromq-4.3.2.tar.gz'
+  source_sha256 'ebd7b5c830d6428956b67a0454a7f8cbed1de74b3b01e5c33c5378e22740f763'
 
   binary_url ({
-    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/zeromq-4.2.2-chromeos-armv7l.tar.xz',
-     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/zeromq-4.2.2-chromeos-armv7l.tar.xz',
-       i686: 'https://dl.bintray.com/chromebrew/chromebrew/zeromq-4.2.2-chromeos-i686.tar.xz',
-     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/zeromq-4.2.2-chromeos-x86_64.tar.xz',
   })
   binary_sha256 ({
-    aarch64: '9153ad8e7f6ec0b271b3dc7ab83469315727f674b0b9fa40608d6f1acafee21a',
-     armv7l: '9153ad8e7f6ec0b271b3dc7ab83469315727f674b0b9fa40608d6f1acafee21a',
-       i686: 'ce518f73155b3036ebf97f64fe9d62e1820f610dcb17524303c1027cbcac1c32',
-     x86_64: '6d5a1494e5a90f72e152b737738c9e4949a2e24eae9f10c5561cfecc55263314',
   })
 
   depends_on 'libunwind'
-  depends_on 'xzutils'
 
   def self.build
     system './configure',