Don't ignore errors from setting baud rates #466

Job	Run time
cargo-deny (advisories)	17s
lint	23s
cargo-deny (bans licenses sources)	17s
aarch64-apple-darwin / build	37s
aarch64-apple-ios / build	21s
aarch64-apple-darwin-nightly / build	24s
aarch64-unknown-linux-gnu / build	34s
aarch64-unknown-linux-musl / build	54s
arm-linux-androideabi / build	29s
armv7-linux-androideabi / build	26s
i686-pc-windows-gnu / build	1m 47s
i686-pc-windows-msvc / build	2m 24s
i686-unknown-linux-gnu / build	21s
i686-unknown-linux-musl / build	1m 1s
msrv-aarch64-apple-darwin / build	31s
msrv-arm-linux-androideabi / build	33s
msrv-x86_64-pc-windows-msvc / build	44s
msrv-x86_64-unknown-freebsd / build	41s
msrv-x86_64-unknown-linux-gnu / build	45s
msrv-x86_64-unknown-linux-musl / build	37s
msrv-x86_64-unknown-netbsd / build	30s
x86_64-apple-darwin / build	35s
x86_64-pc-windows-gnu / build	2m 25s
x86_64-pc-windows-msvc / build	2m 21s
x86_64-pc-windows-msvc-nightly / build	1m 25s
x86_64-unknown-freebsd / build	1m 7s
x86_64-unknown-linux-gnu / build	58s
x86_64-unknown-linux-gnu-nightly / build	40s
x86_64-unknown-linux-musl / build	1m 2s
x86_64-unknown-netbsd / build	28s
	25m 37s

Provide feedback