Bump ciborium from 0.2.1 to 0.2.2 #241

Job	Run time
clippy	20s
build (stable)	17s
coverage	2m 26s
build (beta)	22s
deny	4m 47s
build (nightly-2023-04-01)	23s
doc	12s
examples (stable)	19s
formatting	52s
examples (beta)	18s
Rust 1.56.0 MSRV	2m 23s
examples (nightly-2023-04-01)	21s
Rust 1.57.0 MSRV	2m 18s
Build for a no_std target (stable)	19s
Build for a no_std target (beta)	20s
udeps	4m 23s
test (stable)	21s
Build for a no_std target (nightly-2023-04-01)	22s
test (beta)	22s
test (nightly-2023-04-01)	27s
	21m 52s

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