Since commit 044fb04d (fetch2: Allow whitespace only mirror entries)
there is no need to separate the entries in mirror variables with
"\n".
(Bitbake rev: ed22b078aae25e804ca5edf062e2c905d3e49426)
Signed-off-by: Peter Kjellerstedt <peter.kjellerstedt@axis.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>