docs: release notes for the v20.0.0-next.9 release #995

Job	Run time
list	25s
workflow (build-cli)	1m 25s
workflow (devkit-core-tests-rerun)	1m 27s
workflow (devkit-core-tests)	1m 22s
workflow (modules-builder-tests)	1m 40s
workflow (build-unit-tests)	2m 13s
	8m 32s

Provide feedback