[Output Only] The role this project has in a shared VPC
configuration. Currently, only projects with the host role, which is
specified by the value HOST, are differentiated.
Values:
UNDEFINED_XPN_PROJECT_STATUS (0):
A value indicating that the enum field is not
set.
HOST (2223528):
No description available.
UNSPECIFIED_XPN_PROJECT_STATUS (340393257):
No description available.