* ValueMappings: Force overflowing modal content to scroll
* ValueMappings: Update unit tests
* Select: Portal Select to document.body, close menu on scroll
* Select: Fix tests + apply updates from https://github.com/grafana/grafana/pull/32833
* ValueMappingsEditorModal: Revert to using selectEvent in the tests
* Select: Fix remaining unit tests
* Portal: Rewrite Portal as a functional component so we can use useTheme2
* Modal: Remove modal styles from this PR
* Update E2E tests
* More unit test fixes
* Select: Fix remaining E2E tests
* Select: Create util method to select an option in tests