Support PCI/PCIe Net Device

[gtossk2]

Add a PCI/PCIe type device to discover interface name by vendor, device, subsystem vendor and subsystem device id.
Tested on mockup system with below dmidecode output. Fix issue #6

dmidecode output :

/ # dmidecode -t 42
# dmidecode 3.5
Getting SMBIOS data from sysfs.
SMBIOS 3.3.0 present.

Handle 0x000F, DMI type 42, 122 bytes
Management Controller Host Interface
        Host Interface Type: Network
        Device Type: PCI/PCIe
        VendorID: 0x10ec
        DeviceID: 0x8168
        SubVendorID: 0x7470
        SubDeviceID: 0x3468
        Protocol ID: 04 (Redfish over IP)
                Service UUID: b70e5a79-c6d6-4267-b02e-9108c989e287
                Host IP Assignment Type: Static
                Host IP Address Format: IPv4
                IPv4 Address: 192.168.20.5
                IPv4 Mask: 255.255.255.0
                Redfish Service IP Discovery Type: Static
                Redfish Service IP Address Format: IPv4
                IPv4 Redfish Service Address: 192.168.20.1
                IPv4 Redfish Service Mask: 255.255.255.0
                Redfish Service Port: 443
                Redfish Service Vlan: 0
                Redfish Service Hostname: 192.168.20.1