improve: setting判断

template/admin/src/layout/navBars/breadcrumb/setings.vue

@@ -275,7 +275,7 @@
             </el-radio-group>
           </div>
         </div>
-        <div class="layout-breadcrumb-seting-bar-flex mt15">
+        <div class="layout-breadcrumb-seting-bar-flex mt15" :class="{ mb28: getThemeConfig.layout !== 'columns' }">
           <div class="layout-breadcrumb-seting-bar-flex-label">{{ $t('message.layout.fiveColumnsAsideStyle') }}</div>
           <div class="layout-breadcrumb-seting-bar-flex-value">
             <el-radio-group v-model="getThemeConfig.columnsAsideStyle" size="mini" @change="setLocalThemeConfig">