Xrt macro rename

[mnaguban]

Problem solved by the commit

In this 2 commits:
-To avoid conflicts between userpf & mgmtpf at runtime, Added global platform structure and "Boolean" flags.

-Created macro names to all subdev device file platform structures to differentiate between userpf and mgmtpf macro functions.

Bug / issue (if any) fixed, which PR introduced the bug, how it was discovered

How problem was solved, alternative solutions (if any) and why they were rejected

Risks (if any) associated the changes in the commit

What has been tested and how, request additional testing if necessary

Documentation impact (if any)

[gbuildx]

Can one of the admins verify this patch?

[gbuildx]

mnaguban - is not a collaborator Can XRT admins please validate PR