Allow Deleting Card from Practice/Editor View

[0010aor]

Description

Provide the ability for users to delete the currently displayed card directly from within the practice mode screen or the card editor screen.

Current Behavior

• Deleting a card might only be possible from the main collection list.

Expected Behavior

• A delete action/button is available within the practice view and the card editor view, allowing deletion of the card currently being viewed/edited.