Ensure PaginationSummary reflects active page

[taysea]

What does this PR do?

PaginationSummary should always reflect active page. When used outside of Data, the summary wasn't updating when page changed via pagination controls.

Also removed extra space in PaginationStep and updated SpaceX story to demo latest summary support.

Where should the reviewer start?

src/js/components/Pagination/Pagination.js

What testing has been done on this PR?

Local.

How should this be manually tested?

On "Steps" story, change page and PaginationSummary should update.

Do Jest tests follow these best practices?

• screen is used for querying.
• The correct query is used. (Refer to this list of queries)
• asFragment() is used for snapshot testing.

Any background context you want to provide?

What are the relevant issues?

Screenshots (if appropriate)

Do the grommet docs need to be updated?

Should this PR be mentioned in the release notes?

Is this change backwards compatible or is it a breaking change?

Backwards compatible.

[jcfilben]

Looks good!

We should add a jest test

[jcfilben]

Code looks good, can we add a jest test for this?

[taysea]

Code looks good, can we add a jest test for this?

Done! And fixed some deprecated assertions as well.

[jcfilben]

Thank you!