Avoid unnecessary copy of pointeeSet in MemoryDAG::setWildcards (#83681)
Test Plan:
CI
By making use of latest [copy constructor tags](https://fb.workplace.com/groups/638005567605797/permalink/731932211546465/), [this strobelight query](https://fburl.com/scuba/strobelight_services/5nizhawx) shows that this is used in several services such as `mast_hpc_job/customer_application` or `mui/mui_service_bi`
Differential Revision: D38830797
Pull Request resolved: https://github.com/pytorch/pytorch/pull/83681
Approved by: https://github.com/mikeiovine
