pci ids: remove redundant defines

Remove some redundant definitions for PCI classes:
PCI_CLASS_SERIAL_OTHER already exists as PCI_CLASS_COMMUNICATION_OTHER
and PCI_CLASS_PROCESSOR_CO is redefined.

PCI_CLASS_SERIAL_OTHER is not used anywhere.
Signed-off-by: NAmit Shah <amit.shah@redhat.com>
Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>

hw/pci_ids.h

@@ -35,9 +35,6 @@
 #define PCI_CLASS_BRIDGE_PCI             0x0604
 #define PCI_CLASS_BRIDGE_OTHER           0x0680
 
-#define PCI_CLASS_SERIAL_OTHER           0x0780
-
-#define PCI_CLASS_PROCESSOR_CO           0x0b40
 #define PCI_CLASS_COMMUNICATION_OTHER    0x0780
 
 #define PCI_CLASS_PROCESSOR_CO           0x0b40