Add trailing newline to pretty JSON response #5815

Job	Run time
check	37s
check-docs	33s
cargo-public-api-crates (axum-core)	36s
cargo-hack	2m 28s
dependencies-are-sorted	6s
Spell Check with Typos	6s
cargo-deny check (bans licenses sources)	32s
cargo-deny check (advisories)	29s
cargo-public-api-crates (axum-macros)	38s
cargo-public-api-crates (axum)	52s
cargo-public-api-crates (axum-extra)	46s
wasm32-unknown-unknown	19s
test-msrv	2m 47s
test-versions (beta)	1m 15s
test-nightly	1m 7s
test-docs	1m 17s
armv5te-unknown-linux-musleabi	36s
test-versions (stable)	1m 18s
	16m 22s

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