fix:[模板管理]优化

src/views/business/comps/select/SelectTemplateDialog.vue

@@ -24,7 +24,7 @@
                 @click.native.stop="handleRadioClick(scope.row)"></el-radio>
             </template>
           </el-table-column>
-          <el-table-column label="测试用" align="center" prop="sn" />
+          <el-table-column label="测试用" align="center" prop="sn"  width="100px"/>
           <el-table-column :label="$t('page.system.template.sn')" align="center" prop="showSn" />
           <el-table-column :label="$t('page.system.template.name')" align="center">
             <template slot-scope="scope">