message: Fix bare url in doc
diff: @@ -13,7 +13,7 @@ use crate::{
  /// Returns an iterator that produces all simple paths from `from` node to `to`, which contains at least `min_intermediate_nodes` nodes
  /// and at most `max_intermediate_nodes`, if given, or limited by the graph's order otherwise. The simple path is a path without repetitions.
  ///
  -/// This algorithm is adapted from https://networkx.github.io/documentation/stable/reference/algorithms/generated/networkx.algorithms.simple_paths.all_simple_paths.html
  +/// This algorithm is adapted from <https://networkx.github.io/documentation/stable/reference/algorithms/generated/networkx.algorithms.simple_paths.all_simple_paths.html>.
  ///
  /// # Example
  /// ```
  