compat_ioctl: remove PCI ioctl translation

The /proc/pci/ implementation already handles these just fine, so
the entries in the table are not needed any more.

Cc: linux-pci@vger.kernel.org
Cc: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>