fix:修复了项目删除无效

src/views/projectInfoManage/index.vue

@@ -177,22 +177,8 @@
           label="承建单位"
           align="center"
         ></el-table-column>
-        <el-table-column
-          prop="projectManager"
-          label="项目经理"
-          align="center"
-        ></el-table-column>
-        <el-table-column
-          prop="createMan"
-          label="创建人"
-          align="center"
-        ></el-table-column>
-        <el-table-column
-          prop="createTime"
-          label="创建时间"
-          width="120"
-          align="center"
-        ></el-table-column>
+        <el-table-column prop="projectManager" label="项目经理" align="center"/>
+        <el-table-column prop="createTime" label="创建时间" width="120" align="center"/>
         <el-table-column label="操作" width="200" align="center">
           <template slot-scope="scope">
             <div