Upgrade actions/upload-artifact #395

Job	Run time
Rustfmt & Docs	18s
Minimum Rust compiler (windows-2022)	3m 44s
Minimum Rust compiler	1m 35s
Minimum Rust compiler (macos-latest)	2m 51s
Minimum Rust compiler (ubuntu-latest)	2m 18s
Test (stable)	1m 38s
WebAssembly (wasm32-unknown-unknown)	12s
Test (beta)	1m 47s
WebAssembly (wasm32-wasi)	18s
Test (nightly)	1m 24s
Test (macos)	1m 35s
Test (windows)	4m 42s
Test (mingw)	1m 54s
	24m 16s

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