update index.d.ts: fix sft.get options param (#40305)
update index.d.ts: fix sft.get options param (#40305)

options should be `ssh2Stream.TransferOptions` not a boolean
georgemarshall/DefinitelyTyped,mcliment/DefinitelyTyped,dsebastien/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped,markogresak/DefinitelyTyped,dsebastien/DefinitelyTyped,georgemarshall/DefinitelyTyped