Bump defra_ruby_style from 0.3.0 to 0.4.0

Bumps [defra_ruby_style](https://github.com/DEFRA/defra-ruby-style) from 0.3.0 to 0.4.0.
- [Release notes](https://github.com/DEFRA/defra-ruby-style/releases)
- [Changelog](https://github.com/DEFRA/defra-ruby-style/blob/main/CHANGELOG.md)
- [Commits](DEFRA/defra-ruby-style@v0.3.0...v0.4.0)

---
updated-dependencies:
- dependency-name: defra_ruby_style
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Gemfile.lock

@@ -177,8 +177,11 @@ GEM
       notifications-ruby-client
       rails
       sprockets-rails
-    defra_ruby_style (0.3.0)
+    defra_ruby_style (0.4.0)
       rubocop (>= 1.0, < 2.0)
+      rubocop-factory_bot
+      rubocop-rake
+      rubocop-rspec
     defra_ruby_validators (2.5.2)
       activemodel
       i18n
@@ -399,6 +402,8 @@ GEM
       rack (>= 1.1)
       rubocop (>= 1.33.0, < 2.0)
       rubocop-ast (>= 1.30.0, < 2.0)
+    rubocop-rake (0.6.0)
+      rubocop (~> 1.0)
     rubocop-rspec (2.22.0)
       rubocop (~> 1.33)
       rubocop-capybara (~> 2.17)