Rust

Adjust versions for `proc-macro2`, `syn` and `quote` #3412

Job	Run time
fmt	9s
cackle	1m 9s
cargo-deny (advisories)	6m 4s
build-and-test (ubuntu-latest, wasm32-unknown-unknown, false)	2m 46s
rust-analyzer-compat	2m 22s
cargo-deny (bans licenses sources)	6m 37s
check-git-rev-deps	8s
build-and-test (ubuntu-latest, x86_64-unknown-linux-gnu, true)	16m 40s
publish-dry-run	0s
complete	1s
	35m 56s

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