Support CoseKey field ordering #231

Job	Run time
coverage	2m 24s
build (stable)	14s
deny	4m 11s
clippy	12s
build (beta)	20s
build (nightly-2023-04-01)	21s
doc	14s
examples (stable)	15s
formatting	57s
examples (beta)	18s
Rust 1.56.0 MSRV	2m 5s
examples (nightly-2023-04-01)	24s
Build for a no_std target (stable)	15s
Rust 1.57.0 MSRV	2m 4s
test (stable)	15s
Build for a no_std target (beta)	20s
test (beta)	22s
Build for a no_std target (nightly-2023-04-01)	22s
udeps	4m 15s
test (nightly-2023-04-01)	24s
	20m 12s

Provide feedback