Changes

Summary

se corrigen detalles de entidades y se agregan los respectivos repository (commit: 8526ac0) (details)

Commit 8526ac032dfe99b58d8ca030cd537f48ea41dccc by santivargas222 se corrigen detalles de entidades y se agregan los respectivos repository (commit: 8526ac0)
The file was added	src/main/java/co/edu/udistrital/mdp/back/repositories/PreferenciaEstudianteRepository.java
The file was added	src/main/java/co/edu/udistrital/mdp/back/repositories/NotificacionRepository.java
The file was added	src/main/java/co/edu/udistrital/mdp/back/repositories/TransaccionRepository.java