If we're upgrading a git recipe the recipe file usually won't need
renaming; for some unknown reason we were throwing an error here which
isn't correct.
(From OE-Core master rev: 656348dff9bc9dd1cafc8fff11e5e374e3667f0f)
(From OE-Core rev: 9816c0a2ad2c1011e298d734576b531de9947740)
Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>