- move security policy project selector into vue
- implement project selection mutation
- add default height for project selector
- refactor project selector logic out into a separate compponent
- remove backend assign action
- add tooltip for users without permission to
  change the project
- abstract out data processing to a helper
- clean up instance-procject-selector to be
  more readable
- fix null project
- return null from backend
- add default prop for assignedPolicyProject
- update text
- update tests