Update globalize requirement from >= 5.1, < 6.4 to >= 5.1, < 7.1 (#165)

Updates the requirements on [globalize](https://github.com/globalize/globalize) to permit the latest version.
- [Release notes](https://github.com/globalize/globalize/releases)
- [Changelog](https://github.com/globalize/globalize/blob/main/CHANGELOG.md)
- [Commits](globalize/globalize@v5.1.0...v6.3.0)

---
updated-dependencies:
- dependency-name: globalize
  dependency-type: direct:production
...

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refinerycms-page-images.gemspec

@@ -14,7 +14,7 @@ Gem::Specification.new do |s|
 
   s.add_dependency    'refinerycms-pages', ['~> 4.0', '>= 4.0.0']
   s.add_dependency    'decorators',        '~> 2.0'
-  s.add_dependency    'globalize',         '>= 5.1', '< 6.4'
+  s.add_dependency    'globalize',         '>= 5.1', '< 7.1'
 
   s.cert_chain  = [File.expand_path("../certs/parndt.pem", __FILE__)]
   if $0 =~ /gem\z/ && ARGV.include?("build") && ARGV.include?(__FILE__)