docs: release notes for the v19.2.0 release #629

Job	Run time
list	38s
workflow (build-cli)	2m 2s
workflow (modules-builder-tests)	2m 25s
workflow (devkit-core-tests)	1m 53s
workflow (devkit-core-tests-rerun)	1m 49s
workflow (build-unit-tests)	2m 50s
	11m 37s

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