Add the declarations file for PyTorch 2.2.0. #921

Job	Run time
Clippy	1m 2s
Check (ubuntu-latest, stable)	1m 17s
Rustfmt	14s
Check (ubuntu-latest, nightly)	1m 19s
Check (windows-2019, stable)	5m 9s
Test Suite (ubuntu-latest, stable)	1m 51s
Check (windows-2019, nightly)	1m 54s
Test Suite (ubuntu-latest, nightly)	1m 39s
Check (macOS-latest, stable)	1m 30s
Test Suite (macOS-latest, stable)	4m 22s
Check (macOS-latest, nightly)	1m 42s
Test Suite (macOS-latest, nightly)	2m 4s
	24m 3s

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