Refactor: Replace 'Experiment' with 'ModelSession' in database models import

Author: Creylay

DashAI/back/dependencies/database/__init__.py

@@ -1,2 +1,2 @@
 from DashAI.back.dependencies.database.sqlite_database import  setup_sqlite_db
-from DashAI.back.dependencies.database.models import Base, Dataset, Experiment, Run, Pipeline
+from DashAI.back.dependencies.database.models import Base, Dataset, ModelSession, Run, Pipeline