feat(graphs): implement Hopcroft-Karp maximum bipartite matching - #15385

graphs/hopcroft_karp.py:32:20: UP006 Use `dict` instead of `Dict` for type annotation help: Replace with `dict`

graphs/hopcroft_karp.py:28:32: UP045 Use `X | None` for type annotations help: Convert to `X | None`

graphs/hopcroft_karp.py:28:22: UP006 Use `dict` instead of `Dict` for type annotation help: Replace with `dict`

graphs/hopcroft_karp.py:27:49: C420 Unnecessary dict comprehension for iterable; use `dict.fromkeys` instead help: Replace with `dict.fromkeys(iterable, value)`)

graphs/hopcroft_karp.py:27:32: UP045 Use `X | None` for type annotations help: Convert to `X | None`

graphs/hopcroft_karp.py:27:22: UP006 Use `dict` instead of `Dict` for type annotation help: Replace with `dict`

graphs/hopcroft_karp.py:25:41: UP006 Use `list` instead of `List` for type annotation help: Replace with `list`

graphs/hopcroft_karp.py:25:31: UP006 Use `dict` instead of `Dict` for type annotation help: Replace with `dict`

graphs/hopcroft_karp.py:7:1: UP035 `typing.List` is deprecated, use `list` instead

graphs/hopcroft_karp.py:7:1: UP035 `typing.Dict` is deprecated, use `dict` instead