Adding nvme support in lspci storage options

[romesh92]

The regex parameter was missing expression for NVME controller. So adding it.

[romesh92]

Before adding regex xsos was not identifying NVME storage.

#xsos -l
LSPCI
  Net:
    (1) Amazon.com, Inc. Elastic Network Adapter (ENA)
  Storage:
  VGA:
    Amazon.com, Inc. Device 1111

# lspci
00:00.0 Host bridge: Intel Corporation 440FX - 82441FX PMC [Natoma]
00:01.0 ISA bridge: Intel Corporation 82371SB PIIX3 ISA [Natoma/Triton II]
00:01.3 Non-VGA unclassified device: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 08)
00:03.0 VGA compatible controller: Amazon.com, Inc. Device 1111
00:04.0 Non-Volatile memory controller: Amazon.com, Inc. Device 8061
00:05.0 Ethernet controller: Amazon.com, Inc. Elastic Network Adapter (ENA)
00:1f.0 Non-Volatile memory controller: Amazon.com, Inc. Device 8061

After adding Regex

 #./xsos -l
LSPCI
  Net:
    (1) Amazon.com, Inc. Elastic Network Adapter (ENA)
  Storage:
    1 dual-port (2) Amazon.com, Inc. Device 8061
  VGA:
    Amazon.com, Inc. Device 1111