⬆️ Update streamlink to v6.7.2

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
streamlink	==6.7.1 -> ==6.7.2

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Release Notes

streamlink/streamlink (streamlink)

### [`v6.7.2`](https://togithub.com/streamlink/streamlink/blob/HEAD/CHANGELOG.md#streamlink-672-2024-03-23) [Compare Source](https://togithub.com/streamlink/streamlink/compare/6.7.1...6.7.2) Patch release: - Build: reverted `trio` version requirement bump ([#​5902](https://togithub.com/streamlink/streamlink/pull/5902)) - Build: fixed incorrect `pytest` version requirement ([#​5901](https://togithub.com/streamlink/streamlink/pull/5901)) [Full changelog](https://togithub.com/streamlink/streamlink/compare/6.7.1...6.7.2)

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