Update example/flake.lock #1168

Job	Run time
configure	3s
nix (x86_64-linux, dev)	7s
nix (x86_64-linux, doc)	23s
nix (x86_64-linux, example)	10s
nix (x86_64-linux, haskell-parsers-test)	4s
nix (x86_64-linux, test-otherOverlays)	21s
nix (x86_64-linux, test-project-module)	20s
nix (x86_64-linux, test-settings-defaults)	23s
nix (x86_64-linux, test-simple)	19s
nix (x86_64-linux, test-with-subdir)	22s
nix (x86_64-darwin, dev)	33s
nix (x86_64-darwin, doc)	1m 18s
nix (x86_64-darwin, example)	52s
nix (x86_64-darwin, haskell-parsers-test)	22s
nix (x86_64-darwin, test-otherOverlays)	2m 31s
nix (x86_64-darwin, test-project-module)	2m 37s
nix (x86_64-darwin, test-settings-defaults)	2m 58s
nix (x86_64-darwin, test-simple)	2m 49s
nix (x86_64-darwin, test-with-subdir)	3m 5s
nix (aarch64-darwin, dev)	20s
nix (aarch64-darwin, doc)	51s
nix (aarch64-darwin, example)	39s
nix (aarch64-darwin, haskell-parsers-test)	10s
nix (aarch64-darwin, test-otherOverlays)	3m 6s
nix (aarch64-darwin, test-project-module)	2m 57s
nix (aarch64-darwin, test-settings-defaults)	3m 15s
nix (aarch64-darwin, test-simple)	3m 9s
nix (aarch64-darwin, test-with-subdir)	3m 22s
	37m 26s

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