multi_buffer: Remove redundant TypedOffset/TypedPoint (#43139)

Release Notes:

- N/A *or* Added/Fixed/Improved ...

Author: Veykril

crates/editor/src/items.rs

@@ -942,7 +942,7 @@ impl Item for Editor {
 
     fn breadcrumbs(&self, variant: &Theme, cx: &App) -> Option<Vec<BreadcrumbText>> {
         let cursor = self.selections.newest_anchor().head();
-        let multibuffer = &self.buffer().read(cx);
+        let multibuffer = self.buffer().read(cx);
         let (buffer_id, symbols) = multibuffer
             .read(cx)
             .symbols_containing(cursor, Some(variant.syntax()))?;