chore: Java 스타일 수정

Author: github-actions

backend/src/main/java/io/f1/backend/global/exception/handler/GlobalExceptionHandler.java

@@ -6,6 +6,7 @@
 import io.f1.backend.global.exception.response.ErrorResponse;
 
 import jakarta.servlet.http.HttpServletRequest;
+
 import lombok.extern.slf4j.Slf4j;
 
 import org.springframework.http.ResponseEntity;