avatar: Make custom images fill the circle
Non-square images would be shown entirely, with empty spaces on the shortest side.
Crop the largest side to make the image square, so it fills the circle.
Same behavior as HdyAvatar.
Non-square images would be shown entirely, with empty spaces on the shortest side.
Crop the largest side to make the image square, so it fills the circle.
Same behavior as HdyAvatar.