Update dependency poetry-plugin-export to v1.8.0 (master)

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
poetry-plugin-export (source)	==1.7.1 -> ==1.8.0

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Release Notes

python-poetry/poetry-plugin-export (poetry-plugin-export)

### [`v1.8.0`](https://togithub.com/python-poetry/poetry-plugin-export/blob/HEAD/CHANGELOG.md#180---2024-05-11) [Compare Source](https://togithub.com/python-poetry/poetry-plugin-export/compare/1.7.1...1.8.0) ##### Changed - Relax the constraint on `poetry` and `poetry-core` to allow (future) `2.*` versions ([#​280](https://togithub.com/python-poetry/poetry-plugin-export/pull/280)). ##### Fixed - Fix an issue where editable installs where not exported correctly ([#​258](https://togithub.com/python-poetry/poetry-plugin-export/pull/258)).

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Configuration

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