Update c_ares from 1.14.0 to 1.15.0 (#3548)

Tested on ARM.

packages/c_ares.rb

@@ -3,29 +3,21 @@ require 'package'
 class C_ares < Package
   description 'c-ares is a C library for asynchronous DNS requests (including name resolves).'
   homepage 'https://c-ares.haxx.se/'
-  version '1.14.0'
-  source_url 'https://c-ares.haxx.se/download/c-ares-1.14.0.tar.gz'
-  source_sha256 '45d3c1fd29263ceec2afc8ff9cd06d5f8f889636eb4e80ce3cc7f0eaf7aadc6e'
+  version '1.15.0'
+  source_url 'https://c-ares.haxx.se/download/c-ares-1.15.0.tar.gz'
+  source_sha256 '6cdb97871f2930530c97deb7cf5c8fa4be5a0b02c7cea6e7c7667672a39d6852'
 
   binary_url ({
-    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/c_ares-1.14.0-chromeos-armv7l.tar.xz',
-     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/c_ares-1.14.0-chromeos-armv7l.tar.xz',
-       i686: 'https://dl.bintray.com/chromebrew/chromebrew/c_ares-1.14.0-chromeos-i686.tar.xz',
-     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/c_ares-1.14.0-chromeos-x86_64.tar.xz',
   })
   binary_sha256 ({
-    aarch64: '7d03bd0a5b53a42f2c3e32f9a4dfe567f9de6b1214cd0fcfe90e35f2b93472ce',
-     armv7l: '7d03bd0a5b53a42f2c3e32f9a4dfe567f9de6b1214cd0fcfe90e35f2b93472ce',
-       i686: 'eecab4942b826db4a026b5a18bd910789cdf1558da9b8f57bf0ffff8c0d562cf',
-     x86_64: '0cc2f4240991705665aa3c6cb4ca196e54808c441e6acac983c9c278dbaae2f8',
   })
 
   def self.build
     system "./configure --prefix=#{CREW_PREFIX} --libdir=#{CREW_LIB_PREFIX}"
-    system "make"
+    system 'make'
   end
 
   def self.install
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+    system 'make', "DESTDIR=#{CREW_DEST_DIR}", 'install'
   end
 end