refactor: moved sensor data repository

src/main/java/com/backend/glowhouse/repository/SensorDataRepository.java → src/main/java/com/backend/glowhouse/repository/device/SensorDataRepository.java

-package com.backend.glowhouse.repository;
+package com.backend.glowhouse.repository.device;
 
 import com.backend.glowhouse.model.SensorData;
 import org.springframework.data.mongodb.repository.MongoRepository;