Clean up inline assist editor rendering (#15536)

Release Notes:

- N/A

---------

Co-authored-by: Nathan <nathan@zed.dev>
Co-authored-by: Max <max@zed.dev>

crates/editor/src/scroll.rs

@@ -307,8 +307,8 @@ impl ScrollManager {
         self.show_scrollbars
     }
 
-    pub fn autoscroll_requested(&self) -> bool {
-        self.autoscroll_request.is_some()
+    pub fn autoscroll_request(&self) -> Option<Autoscroll> {
+        self.autoscroll_request.map(|(autoscroll, _)| autoscroll)
     }
 
     pub fn is_dragging_scrollbar(&self) -> bool {