Tests

Update 0039-use-apache-velocity-as-template-engine.md #20223

Job	Run time
Checkstyle	1m 56s
Markdown	11s
OpenRewrite	2m 16s
Modernizer	1m 19s
CHANGELOG.md	16s
Database tests	2m 42s
CHANGELOG.md - only unreleased touched	18s
Validate Gradle Wrapper	6s
GUI tests	1m 9s
Code coverage	33s
Validate requirement coverage	29s
Unit tests	1m 28s
Find merge conflicts	5s
Source branch is other than "main"	2s
upload-pr-number	3s
	12m 53s

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