Configure Renovate #221

Job	Run time
hlint	5s
format	13s
cabal-build (8.10.1)	6m 11s
nix-build (ghc8107, false)	17m 48s
cabal-build (8.10.2)	6m 17s
nix-build (ghc901, false)	39m 44s
cabal-build (8.10.4)	6m 3s
nix-build (ghc921, true, ubuntu-latest)	38m 8s
cabal-build (8.10.7)	6m 15s
nix-build (ghcHEAD, true, ubuntu-latest)	55s
cabal-build (9.0.1)	6m 17s
cabal-build (9.0.2)	6m 17s
	2h 14m 13s

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