A11y facepile cherrypick

[tomi-msft]

Pull request checklist

• Addresses an existing issue: Fixes Facepile: When using TooltipHost, the default tooltip also renders causing 2 tooltips to be displayed for single coin #17503
• Include a change request file using $ yarn change

Description of changes

Cherrypick of #19137

Focus areas to test

(optional)

[codesandbox-ci]

This pull request is automatically built and testable in CodeSandbox.

To see build info of the built libraries, click here or the icon next to each commit SHA.

Latest deployment of this branch, based on commit 70af536:

Sandbox	Source
Fluent UI Button	Configuration
codesandbox-react-template	Configuration
Facepile - tooltip- onFocus	Issue #17503

[size-auditor]

Asset size changes

Project	Bundle	Baseline Size	New Size	Difference
office-ui-fabric-react	office-ui-fabric-react-Facepile	204.639 kB	204.698 kB	59 bytes

 Over Tolerance (1024 B)  Over Baseline  Below Baseline  New   Removed 1 kB = 1000 B

Baseline commit: 22be22623283bc47f4cb2006130062a12b1a39ee (build)

[fabricteam]

Perf Analysis

No significant results to display.

All results

Scenario	Render type	7.0 Ticks	PR Ticks	Iterations	Status
BaseButton	mount	1033	1074	5000
Breadcrumb	mount	44179	44087	5000
Checkbox	mount	1741	1729	5000
CheckboxBase	mount	1557	1466	5000
ChoiceGroup	mount	5582	5529	5000
ComboBox	mount	1030	1006	1000
CommandBar	mount	8182	8425	1000
ContextualMenu	mount	15261	15195	1000
DefaultButton	mount	1266	1253	5000
DetailsRow	mount	4036	4099	5000
DetailsRowFast	mount	4052	4050	5000
DetailsRowNoStyles	mount	3877	3888	5000
Dialog	mount	1869	1854	1000
DocumentCardTitle	mount	1960	1954	1000
Dropdown	mount	2809	2800	5000
FocusTrapZone	mount	1855	1862	5000
FocusZone	mount	1894	1962	5000
IconButton	mount	1939	2018	5000
Label	mount	374	364	5000
Layer	mount	2150	2202	5000
Link	mount	492	478	5000
MenuButton	mount	1656	1667	5000
MessageBar	mount	2247	2195	5000
Nav	mount	3618	3602	1000
OverflowSet	mount	1548	1559	5000
Panel	mount	1533	1550	1000
Persona	mount	893	841	1000
Pivot	mount	1575	1624	1000
PrimaryButton	mount	1458	1414	5000
Rating	mount	8584	8764	5000
SearchBox	mount	1427	1407	5000
Shimmer	mount	2804	2874	5000
Slider	mount	1632	1658	5000
SpinButton	mount	5449	5435	5000
Spinner	mount	436	470	5000
SplitButton	mount	3457	3521	5000
Stack	mount	547	559	5000
StackWithIntrinsicChildren	mount	1684	1761	5000
StackWithTextChildren	mount	5288	5296	5000
SwatchColorPicker	mount	11290	11392	5000
TagPicker	mount	3086	3077	5000
TeachingBubble	mount	54057	55161	5000
Text	mount	451	460	5000
TextField	mount	1465	1509	5000
Toggle	mount	895	902	5000
button	mount	121	118	5000

[msft-fluent-ui-bot]

🎉office-ui-fabric-react@v7.174.0 has been released which incorporates this pull request.:tada:

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🎉@uifabric/fluent-theme@v7.4.48 has been released which incorporates this pull request.:tada:

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[msft-fluent-ui-bot]

🎉@fluentui/react@v7.174.0 has been released which incorporates this pull request.:tada:

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🎉@uifabric/mdl2-theme@v0.4.48 has been released which incorporates this pull request.:tada:

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🎉@uifabric/fabric-website-resources@v7.9.84 has been released which incorporates this pull request.:tada:

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🎉@uifabric/example-app-base@v7.19.23 has been released which incorporates this pull request.:tada:

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