Update dependency sass-rails to v6

Author: renovate[bot]

Gemfile

@@ -14,7 +14,7 @@ gem 'concurrent-ruby', '< 1.3.5' # Temporary pin down as concurrent-ruby 1.3.5 b
 gem 'pg'
 
 # Use SCSS for stylesheets
-gem 'sass-rails', '~> 5.1.0'
+gem 'sass-rails', '~> 6.0.0'
 
 # Use jquery as the JavaScript library
 gem 'jquery-rails'

Gemfile.lock

@@ -161,7 +161,7 @@ GEM
     mini_mime (1.1.5)
     mini_portile2 (2.8.8)
     minigit (0.0.4)
-    minitest (5.25.4)
+    minitest (5.25.5)
     more_core_extensions (4.5.1)
       activesupport
       sync
@@ -178,12 +178,12 @@ GEM
       net-protocol
     net-ssh (7.3.0)
     nio4r (2.7.4)
-    nokogiri (1.18.3)
+    nokogiri (1.18.4)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
-    nokogiri (1.18.3-arm64-darwin)
+    nokogiri (1.18.4-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.18.3-x86_64-linux-gnu)
+    nokogiri (1.18.4-x86_64-linux-gnu)
       racc (~> 1.4)
     octokit (4.25.1)
       faraday (>= 1, < 3)
@@ -299,17 +299,16 @@ GEM
     rufus-scheduler (3.9.2)
       fugit (~> 1.1, >= 1.11.1)
     rugged (1.9.0)
-    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
     sawyer (0.9.2)
       addressable (>= 2.3.5)
       faraday (>= 0.17.3, < 3)
@@ -331,10 +330,9 @@ GEM
       simplecov_json_formatter (~> 0.1)
     simplecov-html (0.13.1)
     simplecov_json_formatter (0.1.4)
-    sprockets (3.7.5)
-      base64
+    sprockets (4.2.1)
       concurrent-ruby (~> 1.0)
-      rack (> 1, < 3)
+      rack (>= 2.2.4, < 4)
     sprockets-rails (3.5.2)
       actionpack (>= 6.1)
       activesupport (>= 6.1)
@@ -394,7 +392,7 @@ DEPENDENCIES
   rspec
   rspec-rails
   rugged
-  sass-rails (~> 5.1.0)
+  sass-rails (~> 6.0.0)
   sidecloq
   sidekiq
   simplecov (>= 0.21.2)