cpumask: remove obsolete topology_core_siblings and topology_thread_siblings: core

There were replaced by topology_core_cpumask and topology_thread_cpumask.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

include/linux/topology.h

@@ -211,12 +211,6 @@ int arch_update_cpu_topology(void);
 #ifndef topology_core_id
 #define topology_core_id(cpu)			((void)(cpu), 0)
 #endif
-#ifndef topology_thread_siblings
-#define topology_thread_siblings(cpu)		cpumask_of_cpu(cpu)
-#endif
-#ifndef topology_core_siblings
-#define topology_core_siblings(cpu)		cpumask_of_cpu(cpu)
-#endif
 #ifndef topology_thread_cpumask
 #define topology_thread_cpumask(cpu)		cpumask_of(cpu)
 #endif