Merge pull request #142 from boostcamp-2020/feat/141

순서 리스팅 버그 수정

frontend/src/components/atoms/BlockContent/BlockContent.tsx

@@ -250,7 +250,7 @@ function BlockContent(blockDTO: Block) {
         listCnt.current = cntOfUpperNumberListBlock() + 1;
       }
     }
-  }, [blockDTO.value, blockDTO.type]);
+  }, [blockDTO.type]);
 
   const dragOverHandler = (event: React.DragEvent<HTMLDivElement>) => {
     event.dataTransfer.dropEffect = 'move';