This adds a test for 13904's fix by creating a convoluted set of recipes
with USERADD_DEPENDS in non-alpha order.
(From OE-Core rev: bfff81195cb9ba2493e366022470b2e0051d8071)
Signed-off-by: Eilís 'pidge' Ní Fhlannagáin <pidge@baylibre.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>