Derive `Serialize` and `Deserialize` for the `TcbError` #904

Job	Run time
lint	7s
build-no-alloc (thumbv6m-none-eabi)	2m 29s
build-no-alloc (thumbv7m-none-eabi)	2m 15s
build-no-alloc (thumbv8m.main-none-eabi)	1m 54s
build-no-alloc (aarch64-linux-android)	1m 55s
build-no-alloc (aarch64-apple-ios)	2m 8s
build-no-alloc (wasm32-unknown-unknown)	2m 27s
build-all-features (stable)	2m 26s
build-all-features (beta)	1m 51s
build-all-features (nightly-2022-12-13)	2m 12s
build (stable)	2m 13s
build (beta)	2m 15s
build (nightly-2022-12-13)	2m 6s
clippy (stable)	1m 23s
clippy (beta)	1m 30s
deny (advisories)	44s
deny (bans licenses sources)	44s
coverage	2m 41s
sort	52s
doc (stable)	1m 30s
doc (beta)	1m 12s
test (stable)	4m 30s
test (beta)	4m 39s
test (nightly-2022-12-13)	4m 43s
notify	5s
	50m 51s

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