Bump nokogiri from 1.10.4 to 1.13.4

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.10.4 to 1.13.4.
- [Release notes](https://github.com/sparklemotion/nokogiri/releases)
- [Changelog](https://github.com/sparklemotion/nokogiri/blob/v1.13.4/CHANGELOG.md)
- [Commits](sparklemotion/nokogiri@v1.10.4...v1.13.4)

---
updated-dependencies:
- dependency-name: nokogiri
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile.lock

@@ -1,12 +1,12 @@
 GIT
-  remote: git://github.com/Compass/compass-rails.git
-  revision: 3e88f991150ffa39b0a539dffb3326248d18e6ad
+  remote: https://github.com/Compass/compass-rails.git
+  revision: f6391d0d30fa63bb9bf6cd94e0e5608012584e6e
   branch: master
   specs:
-    compass-rails (2.0.4)
+    compass-rails (4.0.0)
       compass (~> 1.0.0)
       sass-rails (< 5.1)
-      sprockets (< 2.13)
+      sprockets (< 4.0)
 
 GEM
   remote: https://rubygems.org/
@@ -67,7 +67,7 @@ GEM
       compass-rails (>= 2.0.4)
       railties (>= 3.0)
       sass-rails (>= 3.2)
-    chunky_png (1.3.4)
+    chunky_png (1.4.0)
     coderay (1.1.0)
     coffee-rails (4.1.0)
       coffee-script (>= 2.2.0)
@@ -94,7 +94,7 @@ GEM
     debug_inspector (0.0.2)
     erubis (2.7.0)
     execjs (2.5.2)
-    ffi (1.11.1)
+    ffi (1.15.5)
     globalid (0.3.5)
       activesupport (>= 4.1.0)
     haml (4.0.7)
@@ -129,14 +129,15 @@ GEM
       railties (>= 3.0.0, < 5.0.0)
     method_source (0.8.2)
     mime-types (2.6.1)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     minitest (5.12.2)
     multi_json (1.14.1)
     neat (1.7.2)
       bourbon (>= 4.0)
       sass (>= 3.3)
-    nokogiri (1.10.4)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.4)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     pg (0.18.2)
     pry (0.10.1)
       coderay (~> 1.1.0)
@@ -147,6 +148,7 @@ GEM
       pry (~> 0.10)
     quiet_assets (1.1.0)
       railties (>= 3.1, < 5.0)
+    racc (1.6.0)
     rack (1.6.11)
     rack-contrib (1.2.0)
       rack (>= 0.9.1)
@@ -179,9 +181,9 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rake (10.4.2)
-    rb-fsevent (0.9.5)
-    rb-inotify (0.9.5)
-      ffi (>= 0.5.0)
+    rb-fsevent (0.11.1)
+    rb-inotify (0.10.1)
+      ffi (~> 1.0)
     ruby_parser (3.14.0)
       sexp_processor (~> 4.9)
     sass (3.4.14)