os macOS 11.0 Beta 2 to Beta 3 API Differences

workgroup_object.h
Removed #def OS_WORKGROUP_ATTR_INITIALIZER
Removed os_workgroup_index
Removed os_workgroup_join_self()
Removed os_workgroup_leave_self()
Removed os_workgroup_set_context()
Removed os_workgroup_get_context()
Added #def OS_WORKGROUP_ATTR_INITIALIZER_DEFAULT
Added os_workgroup_join()
Added os_workgroup_leave()
workgroup_parallel.h
Modified os_workgroup_parallel_create()
Declaration
Fromos_workgroup_parallel_t os_workgroup_parallel_create(const char *name, os_workgroup_attr_t attr)
Toos_workgroup_parallel_t os_workgroup_parallel_create(const char *name, os_workgroup_attr_t attr)