fix: minor story docs updates for better accessibility information

[smhigley]

Docs-only updates, no package changes.

This is related to documentation work being done with the a11y insights team, just minor cleanup & better wording.

[fabricteam]

📊 Bundle size report

Package & Exports	Baseline (minified/GZIP)	PR	Change
react-components react-components: entire library	1.166 MB 280.355 kB	1.166 MB 280.362 kB	23 B 7 B

Unchanged fixtures

Package & Exports	Size (minified/GZIP)
react-alert Alert	84.099 kB 23.645 kB
react-avatar Avatar	50.537 kB 16.11 kB
react-avatar AvatarGroup	20.107 kB 7.973 kB
react-avatar AvatarGroupItem	65.191 kB 20.441 kB
react-badge Badge	27.31 kB 8.901 kB
react-badge CounterBadge	28.214 kB 9.202 kB
react-badge PresenceBadge	25.717 kB 9.483 kB
react-components react-components: Button, FluentProvider & webLightTheme	71.955 kB 20.772 kB
react-components react-components: Accordion, Button, FluentProvider, Image, Menu, Popover	222.188 kB 62.744 kB
react-components react-components: FluentProvider & webLightTheme	44.442 kB 14.607 kB
react-divider Divider	21.326 kB 7.963 kB
react-persona Persona	57.428 kB 17.99 kB
react-portal-compat PortalCompatProvider	8.39 kB 2.64 kB
react-table DataGrid	169.681 kB 47.067 kB
react-table Table (Primitives only)	46.175 kB 14.35 kB
react-table Table as DataGrid	138.765 kB 37.41 kB
react-table Table (Selection only)	77.181 kB 20.767 kB
react-table Table (Sort only)	75.824 kB 20.369 kB
react-tag-picker @fluentui/react-tag-picker - package	189.079 kB 55.943 kB
react-tags InteractionTag	15.703 kB 6.253 kB
react-tags Tag	29.408 kB 9.593 kB
react-tags TagGroup	82.895 kB 24.635 kB

_{🤖 This report was generated against 4a31dd954eeb298a67e592aac096e27843626616}

[fabricteam]

Perf Analysis (@fluentui/react-components)

No significant results to display.

All results

Scenario	Render type	Master Ticks	PR Ticks	Iterations	Status
Avatar	mount	623	658	5000
Button	mount	310	313	5000
Field	mount	1126	1129	5000
FluentProvider	mount	704	723	5000
FluentProviderWithTheme	mount	79	84	10
FluentProviderWithTheme	virtual-rerender	37	36	10
FluentProviderWithTheme	virtual-rerender-with-unmount	70	77	10
MakeStyles	mount	857	863	50000
Persona	mount	1738	1726	5000
SpinButton	mount	1350	1371	5000
SwatchPicker	mount	1576	1565	5000

[codesandbox-ci]

This pull request is automatically built and testable in CodeSandbox.

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[fabricteam]

🕵 fluentuiv9 No visual regressions between this PR and main

[marcosmoura]

Approved for the Drawer files.