Add active to ConsumptionType SQLAlchemy model

piket_server/__init__.py

     consumption_type_id = db.Column(db.Integer, primary_key=True)
     name = db.Column(db.String, nullable=False)
     icon = db.Column(db.String)
+    active = db.Column(db.Boolean, default=True)
 
     consumptions = db.relationship("Consumption", backref="consumption_type", lazy=True)