Update symfony from 4.13.3 to 4.20.3 (#4584)

packages/symfony.rb

@@ -3,7 +3,7 @@ require 'package'
 class Symfony < Package
   description 'Symfony is a set of PHP Components, a Web Application framework'
   homepage 'https://symfony.com/'
-  version '4.13.3'
+  version '4.20.3'
   compatibility 'all'
   source_url 'file:///dev/null'
   source_sha256 'e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855'
@@ -14,13 +14,13 @@ class Symfony < Package
     case ARCH
     when 'aarch64', 'armv7l'
       arch = 'arm'
-      sha256 = '7fed4138ee75f6b68e034760acd3ad9e0b95a41ab052a8454148891d8389670d'
+      sha256 = 'd5113c6eaf24debbc1fe2734d97c80a8929a134e992c3e82095b3839c4d282a9'
     when 'i686'
       arch = '386'
-      sha256 = 'acafc620d486b7aff8d21adff32655c6b4db7f74f46248d0830ce5b93d324dbc'
+      sha256 = '1f2dfb4a51f3cd3ecece702f9639fd9510694307df0dc882c72cbad4a05c73b5'
     when 'x86_64'
       arch = 'amd64'
-      sha256 = '63a86004121244dc2ae1cef86ffe16c80e272c2b2f99397b9222390eb85426a2'
+      sha256 = 'd593f2da39bdcdb753fc81721613c2ad0db5c0a01d1e31fb63324d95384afa12'
     end
     system "wget https://github.com/symfony/cli/releases/download/v#{version}/symfony_linux_#{arch}"
     abort 'Checksum mismatch. :/ Try again.'.lightred unless Digest::SHA256.hexdigest( File.read("symfony_linux_#{arch}") ) == sha256