CP-12398: Fix xenopsd metadata tests
CP-12398: Fix xenopsd metadata tests

builder_of_vm no longer looks at the platform map to determine the VM's
video mode. Instead, run create_metadata on the VM.

create_metadata only looks at the VM's platform keys if the manual setup
key is present, so add that to the map as well.

Signed-off-by: John Else <37b74501daa612e48fea94f9846ed4ddeb6a8f07@citrix.com>

euanh/xen-api,agimofcarmen/xen-api,vasilenkomike/xen-api,anoobs/xen-api,jjd27/xen-api,anoobs/xen-api,vasilenkomike/xen-api,vasilenkomike/xen-api,agimofcarmen/xen-api,robertbreker/xen-api,thomassa/xen-api,srowe/xen-api,guard163/xen-api,anoobs/xen-api,jjd27/xen-api,salvocambria/xen-api,djs55/xen-api,vasilenkomike/xen-api,robertbreker/xen-api,djs55/xen-api,rafalmiel/xen-api,Frezzle/xen-api,rafalmiel/xen-api,simonjbeaumont/xen-api,Frezzle/xen-api,guard163/xen-api,jjd27/xen-api,salvocambria/xen-api,vasilenkomike/xen-api,agimofcarmen/xen-api,agimofcarmen/xen-api,thomassa/xen-api,robertbreker/xen-api,rafalmiel/xen-api,simonjbeaumont/xen-api,salvocambria/xen-api,vasilenkomike/xen-api,rafalmiel/xen-api,guard163/xen-api,salvocambria/xen-api,djs55/xen-api,anoobs/xen-api,rafalmiel/xen-api,jjd27/xen-api,euanh/xen-api,djs55/xen-api,thomassa/xen-api,srowe/xen-api,agimofcarmen/xen-api,simonjbeaumont/xen-api,salvocambria/xen-api,jjd27/xen-api,djs55/xen-api,anoobs/xen-api,robertbreker/xen-api,euanh/xen-api,guard163/xen-api,robertbreker/xen-api,thomassa/xen-api,euanh/xen-api,anoobs/xen-api,euanh/xen-api,thomassa/xen-api,simonjbeaumont/xen-api,euanh/xen-api,thomassa/xen-api,guard163/xen-api,rafalmiel/xen-api,Frezzle/xen-api,jjd27/xen-api,simonjbeaumont/xen-api,salvocambria/xen-api,robertbreker/xen-api,srowe/xen-api,agimofcarmen/xen-api,srowe/xen-api,djs55/xen-api,Frezzle/xen-api,Frezzle/xen-api,simonjbeaumont/xen-api,guard163/xen-api,srowe/xen-api