TempReservationManager: Reserved() doesn't work
TempReservationManager: Reserved() doesn't work

Note: It appears this has been around since the initial checkin of
TemporaryReservationManager. I have no idea what this could break, so
someone else may want to test this more thoroughly.

Signed-off-by: David Knowles <bbb6da7cc32f17ff336b51a2d5b7c5c403d95058@google.com>
Signed-off-by: Iustin Pop <acf83a5274f31a43af6b914614365999469c1a31@google.com>
Reviewed-by: Iustin Pop <acf83a5274f31a43af6b914614365999469c1a31@google.com>

apyrgio/snf-ganeti,mbakke/ganeti,ganeti/ganeti,ganeti-github-testing/ganeti-test-1,apyrgio/snf-ganeti,bitemyapp/ganeti,onponomarev/ganeti,yiannist/ganeti,grnet/snf-ganeti,andir/ganeti,dimara/ganeti,yiannist/ganeti,ganeti-github-testing/ganeti-test-1,apyrgio/ganeti,leshchevds/ganeti,andir/ganeti,grnet/snf-ganeti,apyrgio/ganeti,leshchevds/ganeti,mbakke/ganeti,ganeti/ganeti,mbakke/ganeti,ganeti/ganeti,onponomarev/ganeti,dimara/ganeti,yiannist/ganeti,andir/ganeti,bitemyapp/ganeti,leshchevds/ganeti