Computation times

02:57.385 total execution time for 4 files from auto_examples/distributed:

Example	Time	Mem (MB)
Distributed Training of Unfolded Networks (demo_unrolled_distributed.py)	01:01.913	0.0
Distributed Denoiser with Image Tiling (demo_denoiser_distributed.py)	00:42.051	0.0
Distributed Physics Operators (demo_physics_distributed.py)	00:40.292	0.0
Distributed Plug-and-Play (PnP) Reconstruction (demo_pnp_distributed.py)	00:33.129	0.0