Enable perf to be built with DWARF support.
Fixes [YOCTO #3359]
(From OE-Core rev: bed3a67932a85d7528179b0a35c21e1b595b6ce7)
Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>