Add a few more lines of documentation to Error functionality #367

Job	Run time
No-op rebuilds	49s
Generate documentation	15s
Benchmark	7m 32s
Build [ubuntu-latest, 1.63.0, dev, ]	2m 59s
Build [ubuntu-latest, 1.63.0, release, ]	3m 6s
Build [ubuntu-latest, stable, dev, ]	19s
Build [ubuntu-latest, stable, release, ]	41s
Build [macos-latest, 1.63.0, dev, ]	3m 49s
Build [macos-latest, 1.63.0, release, ]	5m 19s
Build [macos-latest, stable, dev, ]	1m 30s
Build [macos-latest, stable, release, ]	1m 5s
Build [ubuntu-latest, stable, dev, --no-default-features]	26s
Check generated C header	39s
Lint with clippy	43s
Test and coverage	2m 39s
Check code formatting	24s
Test with release build	2m 40s
Test with address sanitizer	4m 33s
Test with leak sanitizer	3m 1s
	42m 29s

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