Added `NonZero` #16905

Job	Run time
fourmolu	48s
build (8.10.7, ubuntu-latest)	10m 14s
cabal-format	5s
Check branch history	10s
build (9.2.8, ubuntu-latest)	32m 24s
build (9.6.6, ubuntu-latest)	28m 23s
build (9.8.4, ubuntu-latest)	23m 23s
Check if formal-ledger-specifications SRP is valid	11s
build (9.10.1, ubuntu-latest)	33m 33s
gen-hie	5m 52s
${{ matrix.package }}-${{ matrix.ghc }}-${{ matrix.os }}	0s
Tests completed	1s
Send a slack notification on \#ledger-internal if the nightly build failed	0s
	2h 15m 4s

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