Merge pull request #78 from FatePet/dev

Update GlobalExceptionHandler.java

Author: ehgk4245

src/main/java/com/fatepet/petrest/global/exception/GlobalExceptionHandler.java

@@ -3,6 +3,7 @@
 import com.fatepet.petrest.global.response.ApiResponse;
 import com.fatepet.petrest.global.response.ResponseCode;
 import org.springframework.http.HttpHeaders;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.MissingServletRequestParameterException;