feat(检验内容库管理): 修复操作栏边框显示问题

src/views/setting/standardTerms/index.vue

@@ -85,13 +85,7 @@
         align="center"
       >
       </el-table-column>
-      <el-table-column
-        label="操作"
-        align="left"
-        width="400"
-        fixed="right"
-        class-name="fixed-width"
-      >
+      <el-table-column label="操作" align="left" class-name="fixed-width">
         <template slot-scope="scope">
           <div class="button-bar">
             <page-button