Fix: memory leak on listeners for elements (#2244)

* Fix: memory leak on listeners for elements
* Recycle in manuallydrop

---------

Co-authored-by: Evan Almloff <evanalmloff@gmail.com>

packages/generational-box/src/lib.rs

@@ -189,6 +189,7 @@ impl<T, S: Storage<T>> GenerationalBox<T, S> {
     /// Drop the value out of the generational box and invalidate the generational box. This will return the value if the value was taken.
     pub fn manually_drop(&self) -> Option<T> {
         if self.validate() {
+            <S as AnyStorage>::recycle(&self.raw);
             Storage::take(&self.raw.0.data)
         } else {
             None