unskip memory leak detection test

[amathews-amd]

🐛 Describe the bug

test_cuda	test_cuda_memory_leak_detection	(main.TestCuda)

Versions

ROCm version: 4.5.2 PyTorch commit: https://github.com/pytorch/pytorch/commit/4b4f652f799c732a7280052e44a803a4cf6084de March 17, 2022 Test Audit logs ROCm Test1: https://ossci-raw-job-status.s3.amazonaws.com/log/5590875721 ROCm Test2: https://ossci-raw-job-status.s3.amazonaws.com/log/5590875831 ROCm distributed tests: https://ossci-raw-job-status.s3.amazonaws.com/log/5590691830 CUDA Test1: https://ossci-raw-job-status.s3.amazonaws.com/log/5590724129 CUDA Test2: https://ossci-raw-job-status.s3.amazonaws.com/log/5590724019 CUDA distributed tests: https://ossci-raw-job-status.s3.amazonaws.com/log/5590723920