Show Page - Relation field - Add "dots vertical" icon button and "Detach" menu item

[thaisguigon]

Context

See #3099

For this issue:

• In the Show Page, in the Relation field cards: when a Record row in the card is hovered, display a "dots vertical" icon button for this row.
  • On click: open a dropdown menu with only the "Detach" menu item for now.
  • On "Detach" menu item click: unlink the Record from the Relation field.

Figma

https://www.figma.com/file/xt8O9mFeLl46C5InWwoMrN/Twenty?type=design&node-id=17315%3A103370&mode=dev

On card Record row hover

On "dots vertical" icon button click