fix(deps): update dependency @nextcloud/dialogs to ^4.2.6

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@nextcloud/dialogs	^4.2.5 -> ^4.2.6

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Release Notes

nextcloud-libraries/nextcloud-dialogs (@​nextcloud/dialogs)

### [`v4.2.6`](https://togithub.com/nextcloud-libraries/nextcloud-dialogs/releases/tag/v4.2.6) [Compare Source](https://togithub.com/nextcloud-libraries/nextcloud-dialogs/compare/v4.2.5...v4.2.6) #### What's Changed - \[stable4] fix public shares by [@​susnux](https://togithub.com/susnux) in [https://github.com/nextcloud-libraries/nextcloud-dialogs/pull/1243](https://togithub.com/nextcloud-libraries/nextcloud-dialogs/pull/1243) **Full Changelog**: https://github.com/nextcloud-libraries/nextcloud-dialogs/compare/v4.2.5...v4.2.6

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