Bump sass-rails from 5.1.0 to 6.0.0

Bumps [sass-rails](https://github.com/rails/sass-rails) from 5.1.0 to 6.0.0.
- [Release notes](https://github.com/rails/sass-rails/releases)
- [Commits](rails/sass-rails@v5.1.0...v6.0.0)

---
updated-dependencies:
- dependency-name: sass-rails
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Gemfile

@@ -13,7 +13,7 @@ gem "pg"
 gem "puma"
 gem "rails", "~> 6.1", ">= 6.1.7.3"
 gem "responders"
-gem "sass-rails", "< 6.0.0"
+gem "sass-rails", "< 7.0.0"
 gem "sentry-rails"
 gem "sentry-ruby"
 gem "uglifier"

Gemfile.lock

@@ -149,7 +149,7 @@ GEM
     factory_bot_rails (6.2.0)
       factory_bot (~> 6.2.0)
       railties (>= 5.0.0)
-    ffi (1.15.5)
+    ffi (1.16.3)
     globalid (1.1.0)
       activesupport (>= 5.0)
     govuk-components (5.1.0)
@@ -164,7 +164,7 @@ GEM
     highline (2.1.0)
     html-attributes-utils (1.0.2)
       activesupport (>= 6.1.4.4)
-    i18n (1.14.1)
+    i18n (1.14.4)
       concurrent-ruby (~> 1.0)
     i18n-debug (1.2.0)
       i18n (< 2)
@@ -242,7 +242,7 @@ GEM
     puma (5.6.4)
       nio4r (~> 2.0)
     racc (1.7.3)
-    rack (2.2.7)
+    rack (2.2.8.1)
     rack-test (2.1.0)
       rack (>= 1.3)
     rails (6.1.7.3)
@@ -281,7 +281,7 @@ GEM
       rake (>= 12.2)
       thor (~> 1.0)
     rainbow (3.1.1)
-    rake (13.0.6)
+    rake (13.1.0)
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
@@ -343,17 +343,16 @@ GEM
       rubocop-capybara (~> 2.17)
     ruby-progressbar (1.13.0)
     rubyzip (2.3.2)
-    sass (3.7.4)
-      sass-listen (~> 4.0.0)
-    sass-listen (4.0.0)
-      rb-fsevent (~> 0.9, >= 0.9.4)
-      rb-inotify (~> 0.9, >= 0.9.7)
-    sass-rails (5.1.0)
-      railties (>= 5.2.0)
-      sass (~> 3.1)
-      sprockets (>= 2.8, < 4.0)
-      sprockets-rails (>= 2.0, < 4.0)
-      tilt (>= 1.1, < 3)
+    sass-rails (6.0.0)
+      sassc-rails (~> 2.1, >= 2.1.1)
+    sassc (2.4.0)
+      ffi (~> 1.9)
+    sassc-rails (2.1.2)
+      railties (>= 4.0.0)
+      sassc (>= 2.0)
+      sprockets (> 3.0)
+      sprockets-rails
+      tilt
     selenium-webdriver (4.12.0)
       rexml (~> 3.2, >= 3.2.5)
       rubyzip (>= 1.2.2, < 3.0)
@@ -372,9 +371,9 @@ GEM
       simplecov (>= 0.4.1)
     simplecov_json_formatter (0.1.4)
     smart_properties (1.17.0)
-    sprockets (3.7.2)
+    sprockets (4.2.1)
       concurrent-ruby (~> 1.0)
-      rack (> 1, < 3)
+      rack (>= 2.2.4, < 4)
     sprockets-rails (3.4.2)
       actionpack (>= 5.2)
       activesupport (>= 5.2)
@@ -383,9 +382,9 @@ GEM
       ffi (~> 1.1)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
-    thor (1.2.2)
+    thor (1.3.1)
     thread_safe (0.3.6)
-    tilt (2.0.10)
+    tilt (2.3.0)
     timeout (0.3.2)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
@@ -439,7 +438,7 @@ DEPENDENCIES
   responders
   rspec-rails
   rubocop-govuk
-  sass-rails (< 6.0.0)
+  sass-rails (< 7.0.0)
   selenium-webdriver
   sentry-rails
   sentry-ruby