[duckdb/#13389] - [Lambdas] Support N-ary lambdas in the list comprehension syntax needs documentation

[duckdblabs-bot]

See https://github.com/duckdb/duckdb/issues/13389

[szarnyasg]

@Tishj does the second parameter (in your example in the original PR, i) always denote the position?

select [4,5,6] as l, [x for x,i in l if i != 2] filtered;

[Tishj]

@Tishj does the second parameter (in your example in the original PR, i) always denote the position?

select [4,5,6] as l, [x for x,i in l if i != 2] filtered;

Yes it does 👍