Bump sass from 3.7.3 to 3.7.4

Bumps [sass](https://github.com/sass/ruby-sass) from 3.7.3 to 3.7.4.
- [Release notes](https://github.com/sass/ruby-sass/releases)
- [Commits](sass/ruby-sass@3.7.3...3.7.4)

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

Gemfile.lock

@@ -144,7 +144,7 @@ GEM
     ruby-openid (2.7.0)
     ruby-openid-apps-discovery (1.2.0)
       ruby-openid (>= 2.1.7)
-    sass (3.7.3)
+    sass (3.7.4)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)
       rb-fsevent (~> 0.9, >= 0.9.4)