Refactor: remove rolling sessions window

[xDimon]

Referenced issues

No specified

Description of the Change

Removes RollingSessionWindow.
Session data obtaining is based on runtime calls and cache now.

Possible Drawbacks

Checklist Before Opening a PR

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1. Code is formatted: Have you run your code through clang-format to ensure it adheres to the project's coding standards? No
2. Code is documented: Have you added comments and documentation to your code according to the guidelines in the project's contributing guidelines? Yes (not affected)
3. Self-review: Have you reviewed your own code to ensure it is free of typos, syntax errors, logical errors, and unresolved TODOs or FIXME without linking to an issue? Yes
4. Zombienet Tests: Have you ensured that the zombienet tests are passing? Zombienet is a network simulation and testing tool used in this project. It's important to ensure that these tests pass to maintain the stability and reliability of the project. No (not affected)