Update validates_hostname to 1.0.6 to fix a bug in parsing hexadecimal-looking domain names

Gemfile

@@ -49,7 +49,7 @@ gem 'attr_encrypted', '~> 3.0.0'
 gem 'u2f', '~> 0.2.1'
 
 # GitLab Pages
-gem 'validates_hostname', '~> 1.0.0'
+gem 'validates_hostname', '~> 1.0.6'
 
 # Browser detection
 gem 'browser', '~> 2.2'

Gemfile.lock

@@ -799,7 +799,7 @@ GEM
       get_process_mem (~> 0)
       unicorn (>= 4, < 6)
     uniform_notifier (1.10.0)
-    validates_hostname (1.0.5)
+    validates_hostname (1.0.6)
       activerecord (>= 3.0)
       activesupport (>= 3.0)
     version_sorter (2.1.0)
@@ -1017,7 +1017,7 @@ DEPENDENCIES
   unf (~> 0.1.4)
   unicorn (~> 5.1.0)
   unicorn-worker-killer (~> 0.4.4)
-  validates_hostname (~> 1.0.0)
+  validates_hostname (~> 1.0.6)
   version_sorter (~> 2.1.0)
   virtus (~> 1.0.1)
   vmstat (~> 2.3.0)

spec/models/pages_domain_spec.rb

@@ -20,6 +20,12 @@ describe PagesDomain, models: true do
       it { is_expected.to be_valid }
     end
 
+    context 'valid hexadecimal-looking domain' do
+      let(:domain) { '0x12345.com'}
+
+      it { is_expected.to be_valid }
+    end
+
     context 'no domain' do
       let(:domain) { nil }