Backport Gleam 1.2.0 fixes to Nix (#2) #45

Job	Run time
test-wasm	1m 28s
rustfmt	8s
lint-build	1m 0s
test (stable, x86_64-unknown-linux-gnu)	3m 23s
test-flake (x86_64-unknown-linux-gnu)	10m 28s
test (stable, x86_64-unknown-linux-musl)	5m 20s
test-flake (x86_64-unknown-linux-musl)	10m 13s
test (stable, aarch64-unknown-linux-gnu)	1m 55s
test-flake (aarch64-unknown-linux-musl)	10m 28s
test (stable, aarch64-unknown-linux-musl)	2m 34s
test-flake (x86_64-apple-darwin)	10m 25s
test (stable, x86_64-apple-darwin)	5m 22s
test-flake (aarch64-apple-darwin, macos-14)	6m 52s
test (stable, x86_64-pc-windows-msvc)	5m 25s
test (stable, aarch64-apple-darwin, macos-14, false, true, true)	3m 3s
test-projects	1m 42s
	1h 19m 46s

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