fixup!

Co-authored-by: ROMemories <[email protected]>

examples/coap/src/oluru.rs

@@ -254,7 +254,7 @@ impl<T: PriorityLevel, const N: usize, const L: usize> OrderedPool<T, N, L> {
         }
     }
 
-    /// Iterate over all items in no particular order
+    /// Returns an iterator visiting all items in arbitrary order.
     pub fn iter(&self) -> impl Iterator<Item = &T> {
         self.entries.iter()
     }