Add an encapsulated file stream in axum-extra to make it more conveni… #5088

Job	Run time
cargo-hack	4m 20s
check-docs	30s
check	2m 23s
cargo-public-api-crates (axum)	36s
cargo-public-api-crates (axum-core)	21s
cargo-deny check (advisories)	25s
dependencies-are-sorted	32s
cargo-public-api-crates (axum-extra)	40s
cargo-deny check (bans licenses sources)	26s
Spell Check with Typos	4s
cargo-public-api-crates (axum-macros)	24s
test-nightly	1m 14s
test-docs	1m 36s
test-msrv	2m 27s
armv5te-unknown-linux-musleabi	38s
test-versions (stable)	2m 8s
wasm32-unknown-unknown	19s
test-versions (beta)	4m 18s
	23m 21s

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