trace-cmd: drop bits merged upstream

Changes have been merged at git://git.yoctoproject.org/poky
as of commit id 3b769f03959ccb991391fe0451aa2cc4a4a95a70.

Signed-off-by: Yasir-Khan <yasir_khan@mentor.com>
Merge pull request #276 from Yasir-Khan/trace-cmd

trace-cmd: drop bits merged upstream