pixman: backport fix for CVE-2022-44638

(From OE-Core rev: 1d2e131d)

Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
(cherry picked from commit 23df4760)
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 37595eeddfb01110d8cdc628be76a8bf6bde483a)
Signed-off-by: Bhabu Bindu <bindu.bindu@kpit.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>