* added support for multiple entry/exit points using PathSO
* + added entrance & exit in TestingGround scene going to the Beach scene
* + LocationExit: renamed a private method
* Added spawn location tag
* Added tag to entrances in different locations
* Find entrances with tag before spawning
* Added array initialization
* Made entrance a prefab
Co-authored-by: Amel Negra <amel.negra@unity3d.com>