Commit 0f844582 'xen: piix reuse pci
generic class init function' already resolved redundant code which in
turn rendered piix3-ide-xen redundant.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Anthony PERARD <anthony.perard@citrix.com>
Message-Id: <20220513180957.90514-2-shentey@gmail.com>
Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>