UPSTREAM: cgroup, bpf: remove unnecessary #include

this #include is unnecessary and brings whole set of
other headers into cgroup-defs.h. Remove it.

Fixes: 3007098494be ("cgroup: add support for eBPF programs")
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Rami Rosen <roszenrami@gmail.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Daniel Mack <daniel@zonque.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

Fixes: Change-Id: I3df35d8d3b1261503f9b5bcd90b18c9358f1ac28
       ("cgroup: add support for eBPF programs")
(cherry picked from commit b634d30a79ecc2d28e61cbe5b1f4443952f37a8f)
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>