Container registry expiration policy: move fetchSettings to bundle

The following discussion from !23242 (merged) should be addressed:

• @nkipling started a discussion: (+2 comments)

  WDYT about keeping the catch in your store actions and triggering the toast from there?

  Also, out of scope for this MR, but you could also consider dispatching your fetchSettings action from outside of this component if you took this approach (e.g. in your bundle.js file).