Merge pull request #1880 from alphagov/dependabot/npm_and_yarn/postcs… #303

Job	Run time
Security Analysis / Run Brakeman	15s
Lint Ruby / Run RuboCop	14s
Lint SCSS / Run Stylelint	30s
Lint JavaScript / Run Standardx	27s
Test JavaScript / Run Jasmine	1m 21s
Test Ruby / Run Minitest	9m 26s
	12m 13s

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