fix: collections nested within Activities (React 19.2) (#9300)
* upgrade to react 19.2
* add failing tests
* fix Activity with single re-render on minimal overhead
* fix: linter
* fix react version
* add @storybook/blocks to resolve build issues
* normalize imports
* diagnose ci issue caused by package changes
* add additional logging
* fix packages
* Simpler fix
* fix ssr
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Co-authored-by: Robert Snow <rsnow@adobe.com>
Co-authored-by: Robert Snow <snowystinger@gmail.com>
Co-authored-by: Devon Govett <devongovett@gmail.com>