Update spdx #768

Job	Run time
Test (windows-2022)	1m 57s
Test (macos-14)	1m 53s
Test (ubuntu-22.04)	1m 58s
Minimum Stable Rust Version Check	50s
cargo-about	2m 51s
cargo-deny	23s
Lint	40s
Publish Check (aarch64-unknown-linux-musl)	2m 7s
Build the book	6s
Release	0s
Publish Docs	0s
test_success	0s
	12m 45s

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