PS-515 Fix/org users list performance

[MGibson1]

Type of change

• [x] Bug fix
• [ ] New feature development
• [ ] Tech debt (refactoring, code cleanup, dependency upgrades, etc)
• [ ] Build/deploy pipeline (DevOps)
• [ ] Other

Objective

Large user lists take a long time to load due to rendering all the elements. Virtual scroll solves that problem.

Code changes

• Module changes: Removed entity users from loose components and created an organizations/manage module.
• entity-users: These changes are smaller than suggested by the diff.
  • cdk-virtual-scroll is inserted around the modal body
  • the table is hidden rather than ngIf to solve a change detection issue
  • searchedUsers is moved into the .ts components
  • an approximate height of the modal body is calculated and the height of the viewport is set based on the number of searchedUsers
• modal.scss: We need to force the size of the
• webpack: add in cdk-virtual-scroll inline style hash to style-src and format the csp more readably.

Screenshots

No visual changes:

Before you submit

• [x] I have checked for linting errors (npm run lint) (required)
• [ ] This change requires a documentation update (notify the documentation team)
• [ ] This change has particular deployment requirements (notify the DevOps team)