CI: allow `pin-project-lite` in public dependencies #4999

Job	Run time
cargo-hack	5m 46s
cargo-public-api-crates (axum)	40s
check-docs	26s
cargo-public-api-crates (axum-core)	28s
check	2m 29s
cargo-deny check (advisories)	24s
cargo-public-api-crates (axum-extra)	36s
cargo-deny check (bans licenses sources)	26s
cargo-public-api-crates (axum-macros)	26s
dependencies-are-sorted	32s
Spell Check with Typos	0s
test-nightly	1m 37s
armv5te-unknown-linux-musleabi	54s
test-msrv	2m 28s
test-docs	1m 56s
test-versions (stable)	3m 9s
wasm32-unknown-unknown	30s
test-versions (beta)	4m 2s
	26m 49s

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