chore(react-tag-picker): ensure navigation between TagPickerGroup and TagPickerInput

[bsunderhus]

Previous Behavior

New Behavior

1. adds role listbox to TagPickerGroup
2. LeftArrow on beginning of the TagPickerInput should focus on the last focusable element inside TagPickerGroup
3. RigthArrow on the last Tag of the TagPickerGroup should focus trigger
4. adds tests to ensure navigation behaviours

Related Issue(s)

• Fixes #

[fabricteam]

📊 Bundle size report

Package & Exports	Baseline (minified/GZIP)	PR	Change
react-tag-picker-preview @fluentui/react-tag-picker-preview - package	185.281 kB 55.349 kB	185.641 kB 54.844 kB	360 B -505 B

_{🤖 This report was generated against b2c686709da13ad15b934f264f6303ca2db8ee52}

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