Bump neat from 1.9.1 to 4.0.0

Bumps [neat](https://github.com/thoughtbot/neat) from 1.9.1 to 4.0.0.
- [Release notes](https://github.com/thoughtbot/neat/releases)
- [Changelog](https://github.com/thoughtbot/neat/blob/master/CHANGELOG.md)
- [Commits](thoughtbot/neat@v1.9.1...v4.0.0)

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

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

Gemfile.lock

@@ -292,8 +292,7 @@ GEM
     multipart-post (2.4.1)
     mustermann (3.0.0)
       ruby2_keywords (~> 0.0.1)
-    neat (1.9.1)
-      sass (>= 3.3)
+    neat (4.0.0)
       thor (~> 0.19)
     nenv (0.3.0)
     nested_form (0.3.2)
@@ -413,8 +412,8 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.20.3, < 2.0)
     rake (13.2.1)
-    rb-fsevent (0.10.4)
-    rb-inotify (0.10.1)
+    rb-fsevent (0.11.2)
+    rb-inotify (0.11.1)
       ffi (~> 1.0)
     recipient_interceptor (0.2.0)
       mail
@@ -452,11 +451,6 @@ GEM
       rspec-core (>= 2, < 4, != 2.12.0)
     ruby2_keywords (0.0.5)
     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)
     sassc (2.4.0)
       ffi (~> 1.9)
     sassc-rails (2.1.2)