* Fix selections for different scenarios
* Ensure plot selection in stacked plots works when there are no selected or found annotations
* Adds e2e test for stacked plot selection and fixes the old e2e test which was testing overlay plots instead.
* Fix selection of plots while in Edit mode
* Improve tests for stacked plots
* refactor: remove unnecessary `await`s
* a11y: move aria-label to StackedPlotItem
* refactor(e2e): combine like tests, unique object names
- Use unique object names in `text=` selectors
- Combine like tests to reduce execution time
- Use `getByRole` selectors where able
* docs(e2e): add comments to test
* fix: add class back for unit test selector
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Co-authored-by: Scott Bell <scott@traclabs.com>
Co-authored-by: Jesse Mazzella <jesse.d.mazzella@nasa.gov>
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