release: bump version to 2.1.0

[finswimmer]

TODO

• set release date in Changelog
• @radoering: add changelog entries for performance improvements

---

Added

• Pass local version label to build backend interface (#814).
• Add support for AtomicMultiMarker and AtomicMarkerUnion for extra markers (#818).

Fixed

• Fixed an issue where inclusive ordering with post releases were inconsistent with PEP 440 (#379).
• Fixed an issue where invalid URI tokens in PEP 508 requirement strings were silently discarded (#817).
• Fixed a performance issue where marker intersection could be significantly slower in certain cases (#821).
• Fixed an issue where Poetry did not report an error when the license file was missing (#827).
• Fixed a bug where optional dependencies that are not part of an extra were included in the wheel metadata (#830).

Summary by Sourcery

Bump version to 2.1.0.

New Features:

• Pass local version label to build backend interface.
• Add support for AtomicMultiMarker and AtomicMarkerUnion for extra markers.

[sourcery-ai]

Reviewer's Guide by Sourcery

This pull request bumps the version of poetry-core to 2.1.0 and includes several additions and fixes. The changes include updates to the changelog, pyproject.toml, and the init file to reflect the new version. Additions include passing local version labels to the build backend interface and adding support for atomic multi-markers. Fixes address issues related to inclusive ordering, invalid URI tokens, performance of marker intersection, missing license files, and optional dependencies in wheel metadata.

Class diagram showing the addition of atomic marker support

classDiagram
    class AtomicMultiMarker {
        +evaluate(environment)
    }
    class AtomicMarkerUnion {
        +evaluate(environment)
    }
    class BaseMarker {
        +evaluate(environment)
    }
    BaseMarker <|-- AtomicMultiMarker
    BaseMarker <|-- AtomicMarkerUnion
    note for AtomicMultiMarker "New marker type for handling
multiple conditions atomically"
    note for AtomicMarkerUnion "New marker type for handling
union of atomic conditions"

Loading

File-Level Changes

Change	Details	Files
Bumped the version of poetry-core to 2.1.0.	Updated the version field in pyproject.toml. Updated the __version__ variable in src/poetry/core/__init__.py.	pyproject.toml src/poetry/core/__init__.py
Updated the changelog to include the release notes for version 2.1.0.	Added a new section for version 2.1.0 with release date. Included 'Added' entries for passing local version label and adding support for atomic multi-markers. Included 'Fixed' entries for inclusive ordering, invalid URI tokens, marker intersection performance, missing license file reporting, and optional dependencies in wheel metadata. Updated the [Unreleased] link to compare against version 2.1.0. Added a link to the release tag for 2.1.0.	CHANGELOG.md

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