fix:没有公司id自动补全

pages/my/jobPostingSecond.vue

@@ -568,7 +568,7 @@
 					province: this.stationName.province,
 					city: this.stationName.city,
 					county: this.stationName.district,
-					companyId:this.companyId,
+					companyId:(this.companyId === undefined || this.companyId === 'undefined') ? '' : this.companyId,
 					salaryTimes:this.salaryTimes
 
 				};