Add function list_first_difference

[Ulimo]

This fixes #771

[Copilot]

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• tests/FlowtideDotNet.ComputeTests/OtherCases/list/list_first_difference.test: Language not supported

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src/FlowtideDotNet.Core/Compute/Columnar/Functions/BuiltInListFunctions.cs:51

• [nitpick] Consider renaming parameters 'x' and 'y' to 'firstList' and 'secondList' to improve clarity.

private static IDataValue ListFirstDifference<T1, T2>(T1 x, T2 y)

[github-actions]

Benchmark

Benchmark suite	Current: 57a70df	Previous: 22d4209	Ratio
FlowtideDotNet.Benchmarks.Stream.StreamBenchmark.InnerJoin	414856500 ns (± 11793153.87580156)	458826533.3333333 ns (± 10640413.19005047)	0.90
FlowtideDotNet.Benchmarks.Stream.StreamBenchmark.LeftJoin	492438730 ns (± 26509385.14493185)	564994640 ns (± 28550338.329818636)	0.87
FlowtideDotNet.Benchmarks.Stream.StreamBenchmark.ProjectionAndNormalization	146893933.33333334 ns (± 3999567.807901249)	169842820 ns (± 7144067.768715523)	0.86
FlowtideDotNet.Benchmarks.Stream.StreamBenchmark.SumAggregation	163559350 ns (± 10524726.096726276)	171581250 ns (± 12415362.812660772)	0.95
FlowtideDotNet.Benchmarks.Stream.StreamBenchmark.ListAggWithMapAggregation	1788901730 ns (± 89596873.34584096)	1982296640 ns (± 123349811.75190067)	0.90
FlowtideDotNet.Benchmarks.Stream.StreamBenchmark.WindowSum	367183880 ns (± 14957402.639703935)
FlowtideDotNet.Benchmarks.Stream.StreamBenchmark.ListAggWithStructAggregation	1469117240 ns (± 94728653.55430508)

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