docs: release notes for the v20.2.0 release #8447

Job	Run time
build	2m 0s
lint	2m 17s
e2e_windows (windows-2025, 22, npm, 4)	6m 7s
e2e_windows (windows-2025, 22, npm, 2)	6m 14s
e2e_windows (windows-2025, 22, npm, 3)	6m 7s
e2e_windows (windows-2025, 22, npm, 0)	6m 8s
e2e_windows (windows-2025, 22, npm, 1)	6m 8s
e2e_windows (windows-2025, 22, esbuild, 3)	6m 3s
e2e_windows (windows-2025, 22, esbuild, 5)	6m 8s
e2e_windows (windows-2025, 22, esbuild, 0)	6m 8s
e2e_windows (windows-2025, 22, esbuild, 4)	6m 9s
e2e_windows (windows-2025, 22, esbuild, 2)	6m 8s
e2e_windows (windows-2025, 22, esbuild, 1)	6m 8s
e2e_windows (windows-2025, 22, npm, 5)	6m 8s
Browser Compatibility Tests	4m 11s
test	4m 11s
publish-snapshots	4m 13s
e2e-package-managers	1s
e2e	1s
e2e-snapshots	1s
	1h 30m 31s

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