For #25349
This updates storybook and its addons to 8.4.7. This is done to remove
the transitive dependency on path-to-regexp,
which is no longer used in this version of storybook.
This will fix the original vulnerability issue for `path-to-regexp`
For #25507
A bump to the latest version to the github `cache` action to 4.2.0. our
current version (v2) was deprecated. more info for the deprecation can
be found here https://github.com/actions/cache/discussions/1510
- [x] Changes file added for user-visible changes in `changes/`,
`orbit/changes/` or `ee/fleetd-chrome/changes`.