Remove "experimental" verbiage. (#691) #1603

Job	Run time
Prime LFS Cache	6s
cargo fmt	25s
cargo clippy (windows-latest)	4m 55s
cargo clippy (macos-latest)	2m 55s
cargo check (msrv) (windows-latest)	2m 17s
cargo check (msrv) (wasm32)	1m 17s
cargo clippy (ubuntu-latest)	3m 40s
cargo check (msrv) (macos-latest)	1m 22s
cargo check (msrv) (ubuntu-latest)	1m 34s
cargo clippy (wasm32)	2m 42s
cargo check (aarch64-android)	1m 34s
cargo doc	1m 35s
cargo test (wasm32)	1m 2s
typos	4s
cargo test (windows-latest)	3m 39s
cargo test (macos-latest)	2m 48s
cargo test (ubuntu-latest)	4m 42s
	36m 37s

Provide feedback