Update Nokogiri to 1.8.2

Signed-off-by: Rémy Coutable <remy@rymai.me>

Gemfile

@@ -132,7 +132,7 @@ gem 'asciidoctor-plantuml', '0.0.7'
 gem 'rouge', '~> 2.0'
 gem 'truncato', '~> 0.7.9'
 gem 'bootstrap_form', '~> 2.7.0'
-gem 'nokogiri', '~> 1.8.1'
+gem 'nokogiri', '~> 1.8.2'
 
 # Diffs
 gem 'diffy', '~> 3.1.0'

Gemfile.lock

@@ -513,7 +513,7 @@ GEM
     net-ldap (0.16.0)
     net-ssh (4.1.0)
     netrc (0.11.0)
-    nokogiri (1.8.1)
+    nokogiri (1.8.2)
       mini_portile2 (~> 2.3.0)
     numerizer (0.1.1)
     oauth (0.5.1)
@@ -1100,7 +1100,7 @@ DEPENDENCIES
   mysql2 (~> 0.4.10)
   net-ldap
   net-ssh (~> 4.1.0)
-  nokogiri (~> 1.8.1)
+  nokogiri (~> 1.8.2)
   oauth2 (~> 1.4)
   octokit (~> 4.6.2)
   oj (~> 2.17.4)

changelogs/unreleased/42591-update-nokogiri.yml

+---
+title: Update nokogiri to 1.8.2
+merge_request: 16807
+author:
+type: security