优化-推广管理页面，手机号应该必填

src/pages/shop/IncreaseStaffManager.vue

@@ -209,6 +209,10 @@
                     staffCode: [
                         {required: true, message: '工号不能为空', trigger: 'blur'}
                     ],
+                    phone: [
+                        {required: true, message: '手机号码不能为空', trigger: 'blur'},
+                        {pattern: /^1[3456789]\d{9}$/, message: "手机号码格式不正确", trigger: "blur"}
+                    ],
                     // mail: [
                     //     { required: true, message: '邮箱不能为空', trigger: 'blur' },
                     //     { type: 'email', message: '邮箱格式错误', trigger: 'blur' }