Bump nokogiri from 1.6.8 to 1.13.6

Gemfile.lock

@@ -48,7 +48,7 @@ GEM
     api-pagination (4.3.0)
     arel (7.0.0)
     bcrypt (3.1.11)
-    builder (3.2.2)
+    builder (3.2.4)
     byebug (9.0.5)
     capistrano (3.5.0)
       airbrussh (>= 1.0.0)
@@ -69,7 +69,8 @@ GEM
       capistrano (~> 3.1)
       sshkit (~> 1.3)
     colorize (0.8.1)
-    concurrent-ruby (1.0.2)
+    concurrent-ruby (1.1.10)
+    crass (1.0.6)
     database_cleaner (1.5.3)
     diff-lcs (1.2.5)
     erubis (2.7.0)
@@ -80,9 +81,10 @@ GEM
       railties (>= 3.0.0)
     ffi (1.9.14)
     geocoder (1.3.7)
-    globalid (0.3.6)
-      activesupport (>= 4.1.0)
-    i18n (0.7.0)
+    globalid (1.0.0)
+      activesupport (>= 5.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     json (1.8.3)
     jsonapi (0.1.1.beta2)
       json (~> 1.8)
@@ -98,27 +100,26 @@ GEM
       actionpack (>= 4, < 5.1)
       activesupport (>= 4, < 5.1)
       railties (>= 4, < 5.1)
-    loofah (2.0.3)
+    loofah (2.18.0)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
-    mail (2.6.4)
-      mime-types (>= 1.16, < 4)
+    mail (2.7.1)
+      mini_mime (>= 0.1.1)
     method_source (0.8.2)
-    mime-types (3.1)
-      mime-types-data (~> 3.2015)
-    mime-types-data (3.2016.0521)
-    mini_portile2 (2.1.0)
-    minitest (5.9.0)
+    mini_mime (1.1.2)
+    mini_portile2 (2.8.0)
+    minitest (5.15.0)
     net-scp (1.2.1)
       net-ssh (>= 2.6.5)
     net-ssh (3.2.0)
     newrelic_rpm (3.16.3.323)
     nio4r (1.2.1)
-    nokogiri (1.6.8)
-      mini_portile2 (~> 2.1.0)
-      pkg-config (~> 1.1.7)
+    nokogiri (1.13.6)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     pg (0.18.4)
-    pkg-config (1.1.7)
-    rack (2.0.1)
+    racc (1.6.0)
+    rack (2.2.3)
     rack-cors (0.4.0)
     rack-test (0.6.3)
       rack (>= 1.0)
@@ -134,11 +135,11 @@ GEM
       bundler (>= 1.3.0, < 2.0)
       railties (= 5.0.0)
       sprockets-rails (>= 2.0.0)
-    rails-dom-testing (2.0.1)
-      activesupport (>= 4.2.0, < 6.0)
-      nokogiri (~> 1.6.0)
-    rails-html-sanitizer (1.0.3)
-      loofah (~> 2.0)
+    rails-dom-testing (2.0.3)
+      activesupport (>= 4.2.0)
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.4.2)
+      loofah (~> 2.3)
     railties (5.0.0)
       actionpack (= 5.0.0)
       activesupport (= 5.0.0)
@@ -182,8 +183,8 @@ GEM
       net-scp (>= 1.1.2)
       net-ssh (>= 2.8.0)
     thor (0.19.1)
-    thread_safe (0.3.5)
-    tzinfo (1.2.2)
+    thread_safe (0.3.6)
+    tzinfo (1.2.9)
       thread_safe (~> 0.1)
     websocket-driver (0.6.4)
       websocket-extensions (>= 0.1.0)