Update microsoft-mgt to v4.2.2

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@microsoft/mgt-components	4.2.1 -> 4.2.2
@microsoft/mgt-element	4.2.1 -> 4.2.2
@microsoft/mgt-proxy-provider	4.2.1 -> 4.2.2

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Release Notes

microsoftgraph/microsoft-graph-toolkit (@​microsoft/mgt-components)

v4.2.2

Compare Source

Bug Fixes

• a11y: alert files reloaded on mgt-file-list (#​3191) (3ac37de)
• a11y: announce expanded/collapsed state of options menu in mgt-planner (#​3186) (6e51044)
• a11y: announce when no matches are found in people-picker (#​3180) (bfa4af8)
• a11y: correct file upload button and file line-1 color contrast in mgt-file-list (#​3177) (ae31d26)
• a11y: correct luminosity contrast in mgt-agenda custom styles (#​3179) (b11f9c7)
• a11y: correct luminosity contrast in mgt-file and mgt-login text colors (#​3178) (b42c743)
• a11y: correct mgt-get email story (#​3194) (066e58c)
• a11y: correct mgt-person-card line-3 text color contrast in custom styles (#​3176) (c5c1e53)
• a11y: correct people-picker placeholder luminosity contrast (#​3175) (6acfbe7)
• a11y: focus on uploaded file and narrate status (#​3189) (7f9eac3)
• a11y: person-card style contrast (#​3174) (8078496)
• a11y: set the title and aria-label for the screen sizing buttons (#​3188) (6395096)
• a11y: use descriptive alt text for file icon in mgt-file (#​3195) (9f0799e)
• adds color variable for date and summary in mgt-search-results (#​3153) (35b86ff)
• mgt-channel-picker icons tab behavior (#​3185) (ef846d5)

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