Bump rubocop-rails from 2.29.1 to 2.33.4

We're changing the `.rubocop.yml` file because we were getting a
warning:

```
rubocop-rails extension supports plugin, specify `plugins:
rubocop-rails` instead of `require: rubocop-rails` in .rubocop.yml. For
more information, see
https://docs.rubocop.org/rubocop/plugin_migration_guide.html.
```

Bumps [rubocop-rails](https://github.com/rubocop/rubocop-rails) from 2.29.1 to 2.33.4.
- [Release notes](https://github.com/rubocop/rubocop-rails/releases)
- [Changelog](https://github.com/rubocop/rubocop-rails/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rubocop/rubocop-rails/compare/v2.29.1...v2.33.4)

---
updated-dependencies:
- dependency-name: rubocop-rails
  dependency-version: 2.33.4
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

.rubocop.yml

@@ -2,9 +2,9 @@ plugins:
   - rubocop-capybara
   - rubocop-factory_bot
   - rubocop-performance
+  - rubocop-rails
   - rubocop-rspec
 require:
-  - rubocop-rails
   - rubocop-rspec_rails
 
 AllCops:

Gemfile

@@ -107,7 +107,7 @@ group :development do
   gem "rubocop-capybara", "~> 2.22.1", require: false
   gem "rubocop-factory_bot", "~> 2.27.1", require: false
   gem "rubocop-performance", "~> 1.26.1", require: false
-  gem "rubocop-rails", "~> 2.29.1", require: false
+  gem "rubocop-rails", "~> 2.33.4", require: false
   gem "rubocop-rspec", "~> 3.7.0", require: false
   gem "rubocop-rspec_rails", "~> 2.30.0", require: false
   gem "rvm1-capistrano3", "~> 1.4.0", require: false

Gemfile.lock

@@ -649,11 +649,12 @@ GEM
       lint_roller (~> 1.1)
       rubocop (>= 1.75.0, < 2.0)
       rubocop-ast (>= 1.47.1, < 2.0)
-    rubocop-rails (2.29.1)
+    rubocop-rails (2.33.4)
       activesupport (>= 4.2.0)
+      lint_roller (~> 1.1)
       rack (>= 1.1)
-      rubocop (>= 1.52.0, < 2.0)
-      rubocop-ast (>= 1.31.1, < 2.0)
+      rubocop (>= 1.75.0, < 2.0)
+      rubocop-ast (>= 1.44.0, < 2.0)
     rubocop-rspec (3.7.0)
       lint_roller (~> 1.1)
       rubocop (~> 1.72, >= 1.72.1)
@@ -891,7 +892,7 @@ DEPENDENCIES
   rubocop-capybara (~> 2.22.1)
   rubocop-factory_bot (~> 2.27.1)
   rubocop-performance (~> 1.26.1)
-  rubocop-rails (~> 2.29.1)
+  rubocop-rails (~> 2.33.4)
   rubocop-rspec (~> 3.7.0)
   rubocop-rspec_rails (~> 2.30.0)
   rvm1-capistrano3 (~> 1.4.0)