Merge pull request #1768 from zed-industries/git-gutter-meets-code-folding

Git gutter meets code folding (and word wrap fixes)

crates/editor/src/display_map/fold_map.rs

@@ -987,6 +987,7 @@ impl<'a> sum_tree::Dimension<'a, FoldSummary> for usize {
     }
 }
 
+#[derive(Clone)]
 pub struct FoldBufferRows<'a> {
     cursor: Cursor<'a, Transform, (FoldPoint, Point)>,
     input_buffer_rows: MultiBufferRows<'a>,