Fixed relative antenna delay selection that was causing incorrect delay applications when less than 7 antenna present.
Fixed relative antenna delay selection that was causing incorrect delay applications when less than 7 antenna present.

git-svn-id: 88c9ca70625627825018ef89be83f0d41a8e4cf1@11287 b56c7a7d-ac47-0410-a905-b6f7de78896a

ska-sa/katdal