Update Rust crate petgraph to 0.7.0

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
petgraph	workspace.dependencies	minor	0.6.5 -> 0.7.0

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Release Notes

petgraph/petgraph (petgraph)

v0.7.0

Compare Source

==========================

• Re-released version 0.6.6 with the correct version number, as it included a major update to an exposed crate (#664_).

v0.6.6

Compare Source

===================================

• Add graph6 format encoder and decoder (#658_)
• Dynamic Topological Sort algorithm support (#675_)
• Add UndirectedAdaptor (#695_)
• Add LowerHex and UpperHex implementations for Dot (#687_)
• Make serde support more complete (#550_)
• Process multiple edges in the Floyd-Warshall implementation (#685_)
• Update fixedbitset to 0.5.7 (#664_)
• Fix immediately_dominated_by function called on root of graph returns root itself (#670_)
• Fix adjacency matrix for Csr and List (#648_)
• Fix clippy warnings (#701_)
• Add performance note to the all_simple_paths function documentation (#693_)

.. _#658: https://github.com/petgraph/petgraph/pull/658
.. _#675: https://github.com/petgraph/petgraph/pull/675
.. _#695: https://github.com/petgraph/petgraph/pull/695
.. _#687: https://github.com/petgraph/petgraph/pull/687
.. _#550: https://github.com/petgraph/petgraph/pull/550
.. _#685: https://github.com/petgraph/petgraph/pull/685
.. _#664: https://github.com/petgraph/petgraph/pull/664
.. _#670: https://github.com/petgraph/petgraph/pull/670
.. _#648: https://github.com/petgraph/petgraph/pull/648
.. _#701: https://github.com/petgraph/petgraph/pull/701
.. _#693: https://github.com/petgraph/petgraph/pull/693

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[renovate]

⚠️ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you click the rebase/retry checkbox if found above, or
• you rename this PR's title to start with "rebase!" to trigger it manually

The artifact failure details are included below:

File name: Cargo.lock

Command failed: cargo update --config net.git-fetch-with-cli=true --manifest-path Cargo.toml --workspace
    Updating crates.io index
error: failed to select a version for `indexmap`.
    ... required by package `pubgrub v0.2.1 (https://github.com/astral-sh/pubgrub?rev=648aa343486e5529953153781fc86025c73c4a61#648aa343)`
    ... which satisfies git dependency `pubgrub` (locked to 0.2.1) of package `uv-resolver v0.0.1 (/tmp/renovate/repos/github/astral-sh/uv/crates/uv-resolver)`
    ... which satisfies path dependency `uv-resolver` (locked to 0.0.1) of package `uv v0.5.14 (/tmp/renovate/repos/github/astral-sh/uv/crates/uv)`
versions that meet the requirements `^2.6.0` are: 2.7.0, 2.6.0

all possible versions conflict with previously selected packages.

  previously selected package `indexmap v2.5.0`
    ... which satisfies dependency `indexmap = "~2.5.0"` of package `petgraph v0.7.0`
    ... which satisfies dependency `petgraph = "^0.7.0"` of package `uv v0.5.14 (/tmp/renovate/repos/github/astral-sh/uv/crates/uv)`

failed to select a version for `indexmap` which could resolve this conflict

[charliermarsh]

This will resolve itself in the next petgraph release: petgraph/petgraph#714