shiny/example/font: delete this example.

It has been superseded by golang.org/x/image/example/font

Change-Id: Id60514c13a8ffae8bad0f12e14992a719ed7e548
Reviewed-on: https://go-review.googlesource.com/14303
Reviewed-by: David Symonds <dsymonds@golang.org>
1 file changed