Update room-list.component.html to strip away Minds specific language that was present on Tenant sites

Ticket(s) / Related Merge Requests

• ad-hoc copy change

Summary of Changes

Change empty state chat language to remove Minds related language on tenants and have the copy be more generalized.

• new copy above

Old copy -->

Testing Considerations

• minimal, since it is only a copy change

Deployment Considerations

Regression Scope

Platform Affected (web, mobile, etc)

• Web.
• An additional issue should be created for mobile.

Developer Testing Completed

Screenshots / Screen Recording

Does this impact

• Localization
• Dark/light mode
• Guest mode

Definition of Done Checklist

• The Acceptance Criteria has been met
• Code is tested: Testing includes unit/spec, E2E/automated and manual testing
• Merge requests description has been filled out