fix enriching [project.optional-dependencies]

[radoering]

Resolves: python-poetry/poetry#10331

• Added tests for changed code.
• Updated documentation for changed code.

Summary by Sourcery

Fix dependency enrichment process to correctly preserve optional dependencies and extras

Bug Fixes:

• Ensure that optional dependencies and their extras are correctly maintained during dependency enrichment process

Enhancements:

• Improved dependency enrichment logic to handle optional dependencies and extras more accurately

Tests:

• Added test cases to verify preservation of optional dependencies and extras during dependency group operations

[sourcery-ai]

Reviewer's Guide by Sourcery

This pull request fixes an issue where optional dependencies and their extras were not being correctly handled during dependency enrichment. The changes ensure that the optional and in_extras properties are preserved when creating new dependencies, and that extras are not duplicated.

Sequence diagram for enriching dependency

sequenceDiagram
    participant DependencyGroup
    participant Dependency
    participant PoetryDependency
    participant ProjectDependency

    DependencyGroup->>DependencyGroup: _enrich_dependency(project_dependency, poetry_dependency, constraint, marker)
    alt poetry_dependency is None
        DependencyGroup->>ProjectDependency: with_features(project_dependency.features)
        ProjectDependency-->>DependencyGroup: dependency
        DependencyGroup->>dependency: _optional = project_dependency.is_optional()
        DependencyGroup->>dependency: _in_extras = project_dependency.in_extras
    end
    DependencyGroup->>Dependency: constraint = constraint
    DependencyGroup->>Dependency: marker = marker

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Updated class diagram for Dependency

classDiagram
    class Dependency {
        - _in_extras: list[str]
        - _optional: bool
        + marker(marker: str | BaseMarker) : void
    }
    note for Dependency._in_extras "List of extras the dependency is in"
    note for Dependency._optional "Whether the dependency is optional"

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File-Level Changes

Change	Details	Files
Ensured that optional dependencies and their associated extras are correctly handled when enriching dependencies.	Added test cases to verify the correct handling of optional dependencies and extras during dependency enrichment. Modified the _enrich_dependency method in DependencyGroup to preserve the optional and in_extras properties from the project dependency when creating a new dependency. Modified the marker method in Dependency to avoid duplicating extras.	tests/packages/test_dependency_group.py src/poetry/core/packages/dependency.py src/poetry/core/packages/dependency_group.py

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[sourcery-ai]

Hey @radoering - I've reviewed your changes - here's some feedback:

Overall Comments:

• It looks like you're modifying _in_extras in multiple places; consider consolidating this logic into a single helper function.

Here's what I looked at during the review

• 🟢 General issues: all looks good
• 🟢 Security: all looks good
• 🟢 Testing: all looks good
• 🟢 Complexity: all looks good
• 🟢 Documentation: all looks good

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