cPodFactory - NSX-T configuration for nested NSX

[vEDW]

modify ./install/info_nsx.sh
to modify NSX global settings to change the NSX Mac address to handle nested nsx in cpods.
see : https://docs.vmware.com/en/VMware-NSX-T-Data-Center/3.2/migration/GUID-538774C2-DE66-4F24-B9B7-537CA2FA87E9.html

Procedure
Retrieve the output of the global gateway configuration API by running the following GET API:
GET https://{policy-manager}/policy/api/v1/infra/global-config
Copy and paste the GET API response in a text editor.
Edit the following two parameter values:
vdr_mac: 02:50:56:56:44:62
allow_changing_vdr_mac_in_use: true
Retain the existing values of the other parameters.

Copy and paste the complete edited API response in the request body of the following PUT API:
PUT https://{policy-manager}/policy/api/v1/infra/global-config
Run the PUT API to change the default global MAC address of the NSX-T VDR.