Fix an issue introduced in the new openssl version where an assembler file
isn't generated in a reproducible way by seeding the perl random number
generator consistently. It has no crypto impact, it is just used to
avoid function name clashes.
(From OE-Core rev: 448df3e1c02fe224d62f59a236fdcd47ea7e695f)
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>