Remove fonts

Commit f6f378c1cd7a4c1cc800d9ca9419c31190c4ea6b added these, but they
don't belong in this repository.

Fonts are provided by the "font-valis-hd" package. Providing them
twice results in (justified) OE complaining:
WARNING: The recipe ... is trying to install files into a shared area when those files already exist.

Signed-off-by: littlesat <littlesat99@yahoo.com>