fix(测试计划): 修复功能用例批量执行参数问题

--bug=1042813 --user=王旭 【测试计划】计划详情-功能用例列表批量执行失败 https://www.tapd.cn/55049933/s/1533600

backend/services/test-plan/src/main/java/io/metersphere/plan/dto/request/TestPlanCaseBatchRunRequest.java

@@ -13,7 +13,6 @@ import java.util.List;
 public class TestPlanCaseBatchRunRequest extends BasePlanCaseBatchRequest {
 
     @Schema(description = "项目Id")
-    @NotBlank(message = "{test_plan.project_id.not_blank}")
     private String projectId;
 
     @Schema(description = "最终执行结果")