fix bo缺包问题

ruoyi-generator/src/main/resources/vm/java/addBo.java.vm

@@ -2,6 +2,7 @@ package ${packageName}.bo;
 
 import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
+import com.fasterxml.jackson.annotation.JsonFormat;
 import lombok.Data;
 import java.util.Date;
 

ruoyi-generator/src/main/resources/vm/java/editBo.java.vm

@@ -2,6 +2,7 @@ package ${packageName}.bo;
 
 import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
+import com.fasterxml.jackson.annotation.JsonFormat;
 import lombok.Data;
 import java.util.Date;