build(deps): bump ed25519-dalek from 2.0.0 to 2.1.0 #393

Job	Run time
build (i686-unknown-linux-gnu, ubuntu-latest, stable, sudo apt update && sudo apt install gcc-mul...	47s
minimal-versions	4m 25s
build (x86_64-apple-darwin, macos-latest, stable)	1m 11s
test (1.65.0)	18m 26s
build (x86_64-pc-windows-msvc, windows-latest, stable)	1m 32s
no_std (1.65.0, thumbv7em-none-eabi)	12m 34s
test (stable)	12m 15s
no_std (1.65.0, wasm32-unknown-unknown)	12m 11s
no_std (stable, thumbv7em-none-eabi)	7m 12s
no_std (stable, wasm32-unknown-unknown)	7m 8s
	1h 17m 41s

Provide feedback