feat: Deprecate and replace legacy jQuery UI dialogs with Vue

[susnux]

• Resolves partly: Inconsistency in the Front-end #44704
• 📝 Documentation request fix(developer): Deprecate OC.dialogs documentation#11716

Summary

Remove and replace legacy jQuery UI dialogs with Vue alternative.

TODO

• Requires: feat: Provide generic dialogs previously provided by OC.dialogs nextcloud-libraries/nextcloud-dialogs#1297

Checklist

• Code is properly formatted
• Sign-off message is added to all commits
• Tests (unit, integration, api and/or acceptance) are included
• Screenshots before/after for front-end changes
• Documentation (manuals or wiki) has been updated or is not required
• Backports requested where applicable (ex: critical bugfixes)

[ChristophWurst]

Did not test but code looks sane

Good stuff 👏

[emoral435]

Code looks great! :)

[github-actions]

Hello there,
Thank you so much for taking the time and effort to create a pull request to our Nextcloud project.

We hope that the review process is going smooth and is helpful for you. We want to ensure your pull request is reviewed to your satisfaction. If you have a moment, our community management team would very much appreciate your feedback on your experience with this PR review process.

Your feedback is valuable to us as we continuously strive to improve our community developer experience. Please take a moment to complete our short survey by clicking on the following link: https://cloud.nextcloud.com/apps/forms/s/i9Ago4EQRZ7TWxjfmeEpPkf6

Thank you for contributing to Nextcloud and we hope to hear from you soon!