Added Trainer Column in Student Units

This update introduces the addition of the columns Trainer/s in Students Page > Units Tab

Location: Students Page > Units Tab

• Added a read-only column labeled "Trainer(s)"
  
  
  
  This tab displays distinct Trainers set on Events that have the same Group Id & Unit, where the related Student is part of the Event.
  
  Ex.
  
  Events set on Schedule page
  
  
  Related Student's Units Page
  
  
  
  When there are no trainers to display for any Units in the data table, the "Trainer(s)" column is hidden from it.