A part of the code in copyleft_compliance.bbclass is duplicated to
archiver.bbclass, remove the duplicated lines.
[YOCTO #2619]
(From OE-Core rev: 731e1171d6c35ed086b36c081f48dba2015319f8)
Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>