fix(数据源): 删除数据源时，同时清理页面缓存

frontend/src/views/system/datasource/DsTree.vue

@@ -241,6 +241,7 @@ export default {
       }).then(() => {
         delDs(datasource.id).then(res => {
           this.$success(this.$t('commons.delete_success'))
+          this.switchMain('DataHome')
           this.refreshType(datasource)
         })
       }).catch(() => {

frontend/src/views/system/datasource/form.vue

@@ -10,7 +10,7 @@
 
       <el-form ref="dsForm" :model="form" :rules="rule" size="small"
                :disabled="params && params.id && params.showModel && params.showModel === 'show' && !canEdit "
-               label-width="auto" label-position="right">
+               label-width="180px" label-position="right">
         <el-form-item :label="$t('commons.name')" prop="name">
           <el-input v-model="form.name" autocomplete="off"/>
         </el-form-item>