CA-41107: Fix 'xe vm-export --metadata --multiple'
CA-41107: Fix 'xe vm-export --metadata --multiple'

The filename of each separate export needs to be changed to avoid a 'file already exists' type error.

Signed-off-by: Ian Hickey <12dfeb6826c4b5a71504a73cc7a4ea276b97ac7f@citrix.com>
Acked-by: Dave Scott <63c9eb0ea83039690fefa11afe17873ba8278a56@eu.citrix.com>

djs55/xcp-rrdd,koushikcgit/xcp-rrdd,johnelse/xcp-rrdd,robhoes/squeezed,koushikcgit/xcp-rrdd,simonjbeaumont/xcp-rrdd,djs55/xcp-rrdd,koushikcgit/xcp-networkd,djs55/xcp-networkd,sharady/xcp-networkd,sharady/xcp-networkd,johnelse/xcp-rrdd,simonjbeaumont/xcp-rrdd,djs55/squeezed,koushikcgit/xcp-networkd,djs55/xcp-networkd,koushikcgit/xcp-rrdd