Fix more panics when removing excerpts (#28836)

Release Notes:

- Fixed a panic when an excerpt removed has an edit suggestion inlay in
it

---------

Co-authored-by: Conrad Irwin <conrad.irwin@gmail.com>

crates/multi_buffer/src/multi_buffer.rs

@@ -6041,7 +6041,7 @@ impl MultiBufferSnapshot {
                     return &entry.locator;
                 }
             }
-            panic!("invalid excerpt id {:?}", id)
+            panic!("invalid excerpt id {id:?}")
         }
     }