Add compare button to duplicates in Citation relations tab #19304

Job	Run time
CHANGELOG.md	8s
CHANGELOG.md - only unreleased touched	16s
Checkstyle	2m 8s
Markdown	6s
Modernizer	1m 6s
OpenRewrite	2m 17s
Unit tests	6m 50s
Code coverage	29s
Database tests	2m 29s
Validate Gradle Wrapper	4s
GUI tests	1m 48s
Find merge conflicts	7s
Source branch is other than "main"	1s
Validate requirement coverage	24s
upload-pr-number	5s
	18m 18s

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