Merge pull request #6718 from greysteil/dependabot/bundler/nokogiri-1.8.4

Bump nokogiri from 1.8.2 to 1.8.4

[ci skip]

Gemfile

@@ -161,7 +161,7 @@ gem 'sprockets', '~> 3.7.0'
 # also, better than thin since we can control worker concurrency.
 gem 'unicorn'
 
-gem 'nokogiri', '~> 1.8.2'
+gem 'nokogiri', '~> 1.8.4'
 
 # carrierwave 0.11.3 should allow to use fog-aws without the rest of the
 # fog dependency chain. We only need aws here, so we can avoid it

Gemfile.lock

@@ -361,7 +361,7 @@ GEM
     netrc (0.11.0)
     newrelic_rpm (4.5.0.337)
     nio4r (2.3.0)
-    nokogiri (1.8.2)
+    nokogiri (1.8.4)
       mini_portile2 (~> 2.3.0)
     nokogumbo (1.5.0)
       nokogiri
@@ -670,7 +670,7 @@ DEPENDENCIES
   mysql2 (~> 0.5.0)
   net-ldap (~> 0.16.0)
   newrelic_rpm
-  nokogiri (~> 1.8.2)
+  nokogiri (~> 1.8.4)
   oj (~> 3.5.0)
   okcomputer (~> 1.16.0)
   omniauth!