* generic changes from https://github.com/rancher/dashboard/pull/14492/files
* VERY WIP
- move out watch event stuff into own file
- improve typing
- start resolving core unwatch & unwatchIncompatible of side nav cluster watches (not going to store) being seen as incompatible with find cluster action that does go into store
* very wip, vaguely working
* starting to tidy up
* more tidying
* wip - pre-pivot
* maybe...
instead of upfront unwatch with lots of complicated logic... only do it if we hit the issue (i.e. no page entry into page )
* tidying up
* asd
* Remove now uneeded sideNavCache
* big refactor, untested
* tidying up
* tidying
* more tidying
* more tidying
* add some super basic unit tests, fix another
* remove debug logger and last todos
* more unit test fixes
* Fix two bugs, and fix e2e tests
- we don't always have the mgmt cluster, so take this into account
- i've checked all usages of `['management/byId'](MANAGEMENT.CLUSTER`
* more e2e fixes
* Tidying up following review
- more comments
- rename of method to something more sensisble
* Disable support for ssp in side bar and clusters
Richard Cox