[NU-2414] Bump Flink 1.20 -> 2.2

[arkadius]

Describe your changes

TODO:

• take care of "TODO Flink 2.2" markers
  • TableJoinTest - AdaptiveJoin does not work with custom types, needs a bug report in Flink and possibly some workaround on our side

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]

🟡 Cypress snapshot PR updated: #9332
Snapshots changed again. Merge the PR into your branch to update them.
⚠️ Be careful! Snapshot changes are not necessarily the cause of the error. Check the logs.

[piotrp]

Closing, superseded by preview branch