- update to 2.8.7:
* Fixed unused root argument in has_bridges (#5846)
* docstring updates for `union`, `disjoint_union`, and `compose` (#5892)
* Updated networkx/classes/function.py . Solves Issue #5463 (#5474)
* Improved documentation for all_simple_paths (#5944)
* Change is_path to return False when node not in G instead of raising exception (#5943)
* Minor docstring touchups and test refactor for `is_path` (#5967)
* Update documentation header links for latest pydata-sphinx-theme (#5966)
* Fix failing example due to mpl 3.6 colorbar. (#5994)
* Add Tidelift security vulnerability link (#6001)
* Update linters (#6006)
* ``is_path`` used to raise a `KeyError` when the ``path`` argument contained
a node that was not in the Graph. The behavior has been updated so that
``is_path`` returns `False` in this case rather than raising the exception.

- update to version 2.8.6:
* Highlights
+ Minor documentation and bug fixes.
* Merged PRs
+ Add random_spanning_tree to documentation (#5810)
+ DOC: Switch to enumerated list in quotient_graph docstring
(#5837)
+ Add warning to nx_agraph about layout nondeterminism. (#5832)
+ Update docs to include description of the return_seen kwarg
(#5891)
+ Add cache reset for when G._node is changed (#5894)
+ Allow classes to relabel nodes – casting (#5903)
+ Update lattice.py (#5914)
+ Add to about_us.rst (#5919)
+ Update precommit hooks (#5923)