feat：swagger bug

src/main/java/com/winhc/repal/model/dto/RepalLinkUpdateDTO.java

@@ -17,7 +17,7 @@ public class RepalLinkUpdateDTO {
     @ApiModelProperty(value = "修改的时候传")
     private Long id;
 
-    @ApiModelProperty(value = "客户id",required = true)
+    @ApiModelProperty(value = "客户id")
     private Long custId;
 
     @ApiModelProperty(value = "联系人姓名")