Ensure all errors implement at least `Debug`, `Clone`, `PartialEq` and `Eq` traits #4695

Job	Run time
Test Rust stable on ubuntu with --profile test-release	6m 16s
Test Rust stable on ubuntu with --profile test-release --doc	2m 44s
Clippy	40s
no-std (stable, wasm32-unknown-unknown)	48s
Test Rust nightly on ubuntu with --profile test-release	5m 41s
Check Rust stable on ubuntu with --all-targets --no-default-features	40s
no-std (nightly, wasm32-unknown-unknown)	44s
Check Rust stable on ubuntu with --all-targets	34s
rustfmt	35s
Test Rust nightly on ubuntu with --profile test-release --doc	2m 41s
Check Rust stable on ubuntu with --all-targets --all-features	42s
Test Rust nightly on windows-2022	0s
Check Rust nightly on ubuntu with --all-targets --no-default-features	1m 54s
Check Rust nightly on ubuntu with --all-targets	44s
Check Rust nightly on ubuntu with --all-targets --all-features	47s
	25m 30s

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