Bump govuk_publishing_components from 45.8.0 to 45.9.0 #1146

Job	Run time
Test Ruby	1m 3s
Lint SCSS / Run Stylelint	14s
CodeQL SAST scan / Analyze	1m 18s
Security Analysis / Run Brakeman	35s
Dependency Review scan / dependency-review-pr	5s
Dependency Review scan / dependency-review-push	0s
Lint JavaScript / Run Standardx	12s
Lint Ruby / Run RuboCop	18s
	3m 45s

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