configurations: add NVIDIA GB200 config

Adding configuration file for NVIDIA GB200 module.

Tested on Catalina system.
```
root@bmc:~# busctl tree xyz.openbmc_project.EntityManager | grep NVIDIA_GB2

configurations: add NVIDIA GB200 config

Adding configuration file for NVIDIA GB200 module.

Tested on Catalina system.
```
root@bmc:~# busctl tree xyz.openbmc_project.EntityManager | grep NVIDIA_GB200
│ ├─ /xyz/openbmc_project/inventory/system/board/NVIDIA_GB200_0
│ │ └─ /xyz/openbmc_project/inventory/system/board/NVIDIA_GB200_0/NVIDIA_GB200_0_FRU
│ ├─ /xyz/openbmc_project/inventory/system/board/NVIDIA_GB200_1
│ │ └─ /xyz/openbmc_project/inventory/system/board/NVIDIA_GB200_1/NVIDIA_GB200_1_FRU
```

Signed-off-by: Potin Lai <potin.lai@quantatw.com>
Change-Id: I81c8a36e5087b5a9bb5399b9626754bba1a0999b

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