Upstream Linux commit 3f26a885a068 ("cgroup/pids: Add
pids.events.local") introduced a new cgroup v2 only pids controller
setting pids.events.local. Append pid list with the newly introduced
setting.
Signed-off-by: Kamalesh Babulal <kamalesh.babulal@oracle.com> Signed-off-by: Tom Hromatka <tom.hromatka@oracle.com>