closes (#12369)[#12369]

## Description
- Implemented avatar details placement feature
- Implemented avatar overflow button circle state

closes (#12369)[#12369]

## Description
- Add maxVisibleItems input to limit the number of visible avatars in AvatarGroupHostComponent, retaining default behavior when unset

- Fixed focus on avatar group

…hancements

Closes [#12369](#12369)

## Description
- Fixed focus bug where focus remained on the first avatar group control after interacting with the second one.
- Fixed rendering issue where only "+n more" button displayed after switching tabs instead of the full avatar group row.
- Added feature to open group popover from the center of the avatar group.
- Added configuration option to make "+n more" button circular to match avatars typically being in circle shapes.
- Introduced property to set the number of visible avatars before displaying the "+n more" button.

…hancements

Closes [#12369](#12369)

## Description
- Removed unused files

closes [#12369](#12369)

- Fixed avatar overflow body focus issue