docs(accordion): update documentation examples to ensure a11y compliance #4962

Job	Run time
Run Playwright tests (1, 8)	7m 53s
Run Playwright tests (2, 8)	8m 48s
Run Playwright tests (3, 8)	8m 41s
Run Playwright tests (4, 8)	8m 24s
Run Playwright tests (5, 8)	8m 22s
Run Playwright tests (6, 8)	8m 55s
Run Playwright tests (7, 8)	9m 8s
Run Playwright tests (8, 8)	7m 45s
Merge reports from all shards	32s
	1h 8m 28s

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