Raise a socket.timeout on connect_to timeouts
Raise a socket.timeout on connect_to timeouts

This makes more sense than the client having to check if the result is
None or False or something other than a valid socket (or failing with
more weird errors like "'bool' object has not attribute 'settimeout'",
etc).

Signed-off-by: Rodrigo Tobar <bd955c861cbec2e41c0959cf13c7f573fa307e58@icrar.org>

steve-ord/daliuge,steve-ord/daliuge,steve-ord/daliuge,steve-ord/daliuge,steve-ord/daliuge,steve-ord/daliuge,steve-ord/daliuge