Revert "file_finder: Remove common segments of long paths in search results (#25049)" (#25163)

This reverts commit 9ef0501853 due to a
panic.

```
{
  "thread": "main",
  "payload": "9 is not a valid char boundary in path \"crates/…/LiveKitBridge/\"",
  "location_data": {
    "file": "crates/file_finder/src/file_finder.rs",
    "line": 646
  }
}
```

Release Notes:

- N/A

crates/editor/src/display_map/block_map.rs

@@ -723,6 +723,7 @@ impl BlockMap {
         self.show_excerpt_controls
     }
 
+    #[allow(clippy::too_many_arguments)]
     fn header_and_footer_blocks<'a, R, T>(
         show_excerpt_controls: bool,
         excerpt_footer_height: u32,