Merge pull request #3152 from alphagov/dependabot/bundler/govuk_app_c… #591

Job	Run time
Integration tests	1m 19s
Security Analysis / Run Brakeman	17s
Lint Ruby / Run RuboCop	28s
Test JavaScript / Run Jasmine	50s
Lint JavaScript / Run Standardx	20s
Lint SCSS / Run Stylelint	11s
Test Ruby / Run RSpec	50s
	4m 15s

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