Update Catalog screenshots to show new labeled integration tiles

[hillaryfraley]

Description

As of Sensu Go 6.10, the integration tiles listed on the Catalog homepage will have visible labels.

Category

This is an issue with:

• errata (error in doc content)
• new doc (requires a completely new doc)
• update (add missing or refresh existing content)
• improvement (improve docs content or format)

Affected pages

https://docs.sensu.io/sensu-go/latest/catalog/sensu-catalog/

Corrections needed

In the 6.10 docset, replace screenshots of the Catalog homepage with updated images that show the new labeled tiles.

Additional context

Issue: https://github.com/sensu/sensu-enterprise-go/issues/2548
PR: https://github.com/sensu/sensu-enterprise-go/pull/2579