UCP/TEST: Add cuda_ipc tests in ucp and uct gtests (#11322)

* UCP/TEST: Add cuda_ipc tests in ucp and uct gtests

* UCT/TEST: fix CI issue

* UCT/CUDA: minor fix

* UCP/TEST: minor fix

* UCP/TEST: clang format

* UCP/TEST: minor fix

* UCP/CONTRIB: minor fix

* UCP/TEST: minor fix

* UCP/TEST: minor fix

* UCT/UCP/TEST: address cuda_ipc review comments

* UCP/TEST: CR fixes

* UCT/TEST: CR fix

* UCT/TEST: minor fix

* UCP/TEST: fix conflicts

* UCP/TEST: clang format

* UCP/TEST: minor fix

* UCP/TEST: minor fix