We read the elapsed time fromt the build stats file, instead
of computing it independently.
[YOCTO #6833]
[YOCTO #6685]
(From OE-Core rev: 4f5a4ec0cdaf078463f04be4a6683816e9b78d5f)
Signed-off-by: Alexandru DAMIAN <alexandru.damian@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>