Update ECOSYSTEM.md about Shuttle (#2305) #3972

Job	Run time
cargo-hack	10m 38s
check	41s
cargo-public-api-crates (axum)	48s
check-docs	44s
cargo-public-api-crates (axum-core)	28s
cargo-deny check (advisories)	24s
cargo-public-api-crates (axum-extra)	25s
dependencies-are-sorted	17s
Spell Check with Typos	5s
cargo-public-api-crates (axum-macros)	18s
cargo-deny check (bans licenses sources)	23s
test-nightly	2m 19s
test-versions (stable)	3m 12s
test-versions (beta)	2m 19s
armv5te-unknown-linux-musleabi	1m 37s
test-docs	2m 6s
test-msrv	1m 21s
wasm32-unknown-unknown	22s
	28m 27s

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