[Nu-7702] Warn user when scenario version is outdated before save or deploy

[DeamonDev]

Describe your changes

I implemented mechanism to warn user when tries to save version of scenario which is not the recent one (for example because someone else modified it in the meantime).

The analogous warning is added for deployment button

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: #7774
⚠️ Be careful! Snapshot changes are not necessarily the cause of the error. Check the logs.

[Dzuming]

LGTM