refactor: refine extension settings page (#6231)

#### What type of PR is this?

/area ui
/kind improvement
/milestone 2.17.x

#### What this PR does / why we need it:

完善插件扩展设置页面：

1. 完善 i18n。
2. 将入口移动至插件页面右上角的操作按钮区域。

#### Does this PR introduce a user-facing change?

```release-note
None 
```

ui/console-src/modules/system/plugins/PluginList.vue

@@ -10,6 +10,7 @@ import {
   IconAddCircle,
   IconPlug,
   IconRefreshLine,
+  IconSettings,
   VButton,
   VCard,
   VDropdown,
@@ -160,16 +161,27 @@ onMounted(() => {
       <IconPlug class="mr-2 self-center" />
     </template>
     <template #actions>
-      <VButton
-        v-permission="['system:plugins:manage']"
-        type="secondary"
-        @click="pluginInstallationModalVisible = true"
-      >
-        <template #icon>
-          <IconAddCircle class="h-full w-full" />
-        </template>
-        {{ $t("core.common.buttons.install") }}
-      </VButton>
+      <VSpace>
+        <VButton
+          size="sm"
+          @click="$router.push({ name: 'PluginExtensionPointSettings' })"
+        >
+          <template #icon>
+            <IconSettings class="h-full w-full" />
+          </template>
+          {{ $t("core.plugin.actions.extension-point-settings") }}
+        </VButton>
+        <VButton
+          v-permission="['system:plugins:manage']"
+          type="secondary"
+          @click="pluginInstallationModalVisible = true"
+        >
+          <template #icon>
+            <IconAddCircle class="h-full w-full" />
+          </template>
+          {{ $t("core.common.buttons.install") }}
+        </VButton>
+      </VSpace>
     </template>
   </VPageHeader>