Bump rubyzip from 1.2.2 to 1.2.3 (#3028)

Bumps [rubyzip](https://github.com/rubyzip/rubyzip) from 1.2.2 to 1.2.3.
- [Release notes](https://github.com/rubyzip/rubyzip/releases)
- [Changelog](https://github.com/rubyzip/rubyzip/blob/master/Changelog.md)
- [Commits](https://github.com/rubyzip/rubyzip/compare/v1.2.2...v1.2.3)

Gemfile

@@ -78,7 +78,7 @@ gem "redcarpet", "~> 3.4" # A fast, safe and extensible Markdown to (X)HTML pars
 gem "reverse_markdown", "~> 1.1" # Map simple html back into markdown
 gem "rolify", "~> 5.2" # Very simple Roles library
 gem "rouge", "~> 3.3" # A pure-ruby code highlighter
-gem "rubyzip", "~> 1.2", ">= 1.2.2" # Rubyzip is a ruby library for reading and writing zip files
+gem "rubyzip", "~> 1.2" # Rubyzip is a ruby library for reading and writing zip files
 gem "s3_direct_upload", "~> 0.1" # Direct Upload to Amazon S3
 gem "sail", "~> 1.5" # Sail is a lightweight Rails engine that brings an admin panel for managing configuration settings on a live Rails app
 gem "sass-rails", "~> 5.0" # Sass adapter for the Rails asset pipeline

Gemfile.lock

@@ -654,7 +654,7 @@ GEM
     ruby-prof (0.17.0)
     ruby-progressbar (1.10.1)
     ruby_dep (1.5.0)
-    rubyzip (1.2.2)
+    rubyzip (1.2.3)
     s3_direct_upload (0.1.7)
       coffee-rails (>= 3.1)
       jquery-fileupload-rails (~> 0.4.1)
@@ -926,7 +926,7 @@ DEPENDENCIES
   rubocop-performance (~> 1.0)
   rubocop-rspec (~> 1.33)
   ruby-prof (~> 0.17)
-  rubyzip (~> 1.2, >= 1.2.2)
+  rubyzip (~> 1.2)
   s3_direct_upload (~> 0.1)
   sail (~> 1.5)
   sass-rails (~> 5.0)