paras-registrar: Improve error reporting (#6989) #16890

Job	Run time
check-dependency-rules	9s
check-markdown	13s
check-fail-ci	10s
check-workspace	18s
check-readme	7m 12s
preflight / preflight	10s
preflight / ci-versions	56s
fmt	1m 7s
check-rust-feature-propagation	1m 56s
check-toml-format	1m 3s
check-umbrella	2m 11s
test-rust-features	2m 0s
All quick checks passed	1s
	17m 26s

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