bp384

Bump `ecdsa` to v0.17.0-rc.9 (#1083) #1401

Job	Run time
build (1.73.0, thumbv7em-none-eabi)	31s
build (1.73.0, wasm32-unknown-unknown)	34s
doc	44s
build (stable, thumbv7em-none-eabi)	24s
build (stable, wasm32-unknown-unknown)	24s
test (1.73.0)	34s
test (stable)	30s
	3m 41s

Provide feedback