Bump pytorch-lightning from 1.8.5.post0 to 1.9.4

[dependabot[bot]]

Bumps pytorch-lightning from 1.8.5.post0 to 1.9.4.

Release notes

Sourced from pytorch-lightning's releases.

Weekly patch release

App

Removed

• Removed implicit ui testing with testing.run_app_in_cloud in favor of headless login and app selection (#16741)

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Fabric

Added

• Added Fabric(strategy="auto") support (#16916)

Fixed

• Fixed edge cases in parsing device ids using NVML (#16795)
• Fixed DDP spawn hang on TPU Pods (#16844)
• Fixed an error when passing find_usable_cuda_devices(num_devices=-1) (#16866)

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PyTorch

Added

• Added Fabric(strategy="auto") support. It will choose DDP over DDP-spawn, contrary to strategy=None (default) (#16916)

Fixed

• Fixed DDP spawn hang on TPU Pods (#16844)
• Fixed edge cases in parsing device ids using NVML (#16795)
• Fixed backwards compatibility for lightning.pytorch.utilities.parsing.get_init_args (#16851)

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Contributors

@​ethanwharris, @​carmocca, @​awaelchli, @​justusschock , @​dtuit, @​Liyang90

If we forgot someone due to not matching commit email with GitHub account, let us know :]

Weekly patch release

App

Fixed

• Fixed lightning open command and improved redirects (#16794)

... (truncated)

Commits

• 3bee819 Add strategy="auto" support on the 1.9.x branch (#16916)
• 8e55ff7 [App] Fix environment check with command redirection (#16883)
• d4c5ff3 [App] Add support for plugins to return actions (#16832)
• 3a7598d Backwards compatibility for get_init_args (#16851)
• 6822960 Fix support for passing -1 to find_usable_cuda_devices function (#16866)
• b0c7908 Incorporate pytorch's fixes in device_count_nvml #16795
• 058dd9f Fix imports for lightning cli examples (#16871)
• 5c3de46 Fix for hanging issue on TPU Pod (#16844)
• f80f2f9 Remove implicit frontend testing from testing.run_app_in_cloud (#16741)
• ca69825 [App] Fix local app run with relative import (#16835)
• Additional commits viewable in compare view

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