lowmem: Fix split of ptrace

A previous commit split the ptrace member into two. Thus we need to update the
lowmem module accordingly.
Signed-off-by: Viktor Rosendahl <viktor.rosendahl@nokia.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

security/lowmem.c

@@ -324,7 +324,8 @@ enough_memory:
 
 static struct security_operations lowmem_security_ops = {
 	/* Use the capability functions for some of the hooks */
-	.ptrace = cap_ptrace,
+	.ptrace_may_access = cap_ptrace_may_access,
+	.ptrace_traceme = cap_ptrace_traceme,
 	.capget = cap_capget,
 	.capset_check = cap_capset_check,
 	.capset_set = cap_capset_set,