Star icon too high on messages

[gnprice]

In the message list, when a message is starred, the star icon appears too high relative to the message text:

See chat thread for discussion.

Instead, the "shoulders" of the star (the near-horizontal top edges of the left and right wedges of the star) should be at about the x-height of the first line of text, i.e. about the same height as the top of letters like "x" and "e". Like this (from this PR subthread):