[NU-1805] Scenario labels support

[mateuszkp96]

Describe your changes

Scenario labels support including:
Filtering scenario list by labels:

Adding labels to scenario;

Labels validation:

Labels validation for saved scenarios:

Checklist before merge

• Related issue ID is placed at the beginning of PR title in [brackets] (can be GH issue or Nu Jira issue)
• Code is cleaned from temporary changes and commented out lines
• Parts of the code that are not easy to understand are documented in the code
• Changes are covered by automated tests
• Showcase in dev-application.conf added to demonstrate the feature
• Documentation added or updated
• Added entry in Changelog.md describing the change from the perspective of a public distribution user
• Added MigrationGuide.md entry in the appropriate subcategory if introducing a breaking change
• Verify that PR will be squashed during merge

[github-actions]

created: #6903
⚠️ Be careful! Snapshot changes are not necessarily the cause of the error. Check the logs.

[Dzuming]

I have a few general UX comments:

1. Maybe we can just hide this field from details when there is no label defined?

2. I'm able to add multiple tags with the same name, also this sorting is "strange" IMO because i would expect that the newest item would appear at the end of the tags,

Screen.Recording.2024-09-06.at.14.57.26.mov

[Dzuming]

LGTM, as we discussed you can also add e2e test for this functionality

[Dzuming]

LGTM

[mslabek]

Awesome, great job 👍