Add nixpkgs-2505 #3133

Job	Run time
cabal	38m 12s
nix-build	1h 20m 57s
runghc	58m 4s
build-extra-hackages	48m 36s
cabal-doExactConfig	38m 17s
maintainer-scripts	1m 2s
plan-extra-hackages	40s
shellFor-hoogle	1h 2m 12s
multi-target	40m 32s
shellFor-multiple-package	38m 33s
shellFor-not-depends	1m 12s
shellFor-single-package	1m 52s
tests-benchmarks	16s
unit-tests	8s
check-materialization-concurrency	23s
check-path-support	22s
closure-size	10s
docs	8m 25s
haskell-nix-roots-do-not-require-IFDs	1m 7s
hix	41s
hix-cabal	3m 46s
hydra-ifdLevel-0-and-1	6m 8s
hydra-ifdLevel-2	1m 4s
hydra-ifdLevel-3	59s
hydra-without-remote-builders-ghc9102	53s
hydra-without-remote-builders-ghc967	5m 6s
update-docs	23s
nix-tools	1m 6s
	7h 21m 6s

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