Error: Invalid compaction plan refers to index *** which does not exist

[wjones127]

I think we can instead ignore indexes that no longer exist, so we shouldn't need this error.

lance/rust/lance/src/dataset/transaction.rs

Lines 2203 to 2211 in b1cd423

	.ok_or_else(|| {
	Error::invalid_input(
	format!(
	"Invalid compaction plan refers to index {} which does not exist",
	rewritten_index.old_id
	),
	location!(),
	)
	})?;