Resolve "Allow the local contact and instrumentScientists to add collaborator"

Closes #520 (closed)

Add rule

• SELECT iu FROM InvestigationUser iu JOIN iu.investigation investigation JOIN investigation.investigationInstruments AS investigationInstrument JOIN investigationInstrument.instrument AS instrument JOIN instrument.instrumentScientists AS instrumentScientist JOIN instrumentScientist.user AS user WHERE user.name = :user

Needs icat-compose!14 (merged) to be merged for the compose tests

TODO: update confluence documentation when deployed