[CHE-189] Create Inactivity Alert System

[brok3turtl3]

Description

As part of CHE-140 this PR adds a basic alert system for applications that have not had activity in a set period. It also allows the user to change the default period and pause notifications.

Jira Task

CHE-189

Testing Instructions

1. Make sure. your branches are up to date.
2. Clear all Docker images using npm run docker-remove-all
3. Spin up dev server on this feature branch using npm run docker-dev
4. Test functionality. Newly created application or updates to current applications should clear the warning text. After 30 seconds (if default has not been changed) the warning should disappear if you navigate away from page and return. Pause should remove any notifications or prevent new ones from appearing.
5. Clear all Docker images using npm run docker-remove-all

Checklist

All Team Members

• I added a descriptive title to this PR.
• I filled out the Description, Jira Task, and Testing Instructions sections above.
• I added or updated [Jest unit tests]for any changes to components, server-side controllers, etc.
• I ran npm run docker-test in my local environment to check that this PR passes all unit tests.
• I did a quick check to make sure my code changes follow the recommended style guide.

Additional Notes, Images, etc.

There is a known bug that causes page to get stuck on loading if you refresh the page.