Fix tests that break with latest random package and ghc 9.12.1 #2859

Job	Run time
multi-target	47s
nix-build	1m 38s
cabal-doExactConfig	16s
cabal	20s
runghc	11s
tests-benchmarks	10s
unit-tests	5s
build-extra-hackages	7s
docs	18s
hix	2m 26s
hydra-ifdLevel-0-and-1	2m 57s
hydra-ifdLevel-2	4m 15s
hydra-ifdLevel-3	30m 16s
maintainer-scripts	9s
plan-extra-hackages	5s
shellFor-hoogle	16s
shellFor-multiple-package	11s
shellFor-not-depends	12s
shellFor-single-package	17s
check-materialization-concurrency	19s
check-path-support	5s
closure-size	8s
haskell-nix-roots-do-not-require-IFDs	8s
hix-cabal	13s
hydra-without-remote-builders-ghc8107	2m 4s
hydra-without-remote-builders-ghc9101	1m 51s
nix-tools	11s
update-docs	5s
	50m 0s

Provide feedback