feat: add supports for display database info in actuator page (halo-dev/console#872)

#### What type of PR is this?

/kind feature

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

支持在系统概览页面显示数据库信息。

#### Which issue(s) this PR fixes:

Fixes https://github.com/halo-dev/halo/issues/3263

#### Screenshots:

<img width="1413" alt="image" src="https://user-images.githubusercontent.com/21301288/220119998-dcf58a6e-cbe5-46ed-9fda-67d0ce5b85c1.png">

#### Special notes for your reviewer:

测试方式：

1. Halo 需要切换到 https://github.com/halo-dev/halo/pull/3351 分支。
2. 进入系统概览页面，检查是否有数据库信息。

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

```release-note
Console 端的系统概览页面支持显示数据库信息
```

src/modules/system/actuator/Actuator.vue

@@ -78,6 +78,7 @@ const handleCopy = () => {
 - 构建时间：${formatDatetime(info.value?.build?.time)}
 - Git Commit：${info.value?.git?.commit.id}
 - Java：${info.value?.java.runtime.name} / ${info.value?.java.runtime.version}
+- 数据库：${info.value?.database.name} / ${info.value?.database.version}
 - 操作系统：${info.value?.os.name} / ${info.value?.os.version}
   `;
 
@@ -247,6 +248,14 @@ const handleDownloadLogfile = () => {
                 {{ info.java.runtime.name }} / {{ info.java.runtime.version }}
               </dd>
             </div>
+            <div
+              class="bg-white px-4 py-5 hover:bg-gray-50 sm:grid sm:grid-cols-6 sm:gap-4 sm:px-6"
+            >
+              <dt class="text-sm font-medium text-gray-900">数据库</dt>
+              <dd class="mt-1 text-sm text-gray-900 sm:col-span-2 sm:mt-0">
+                {{ [info.database.name, info.database.version].join(" / ") }}
+              </dd>
+            </div>
             <div
               class="bg-white px-4 py-5 hover:bg-gray-50 sm:grid sm:grid-cols-6 sm:gap-4 sm:px-6"
             >

src/modules/system/actuator/types/index.ts

@@ -12,6 +12,12 @@ export interface Info {
   build?: Build;
   java: Java;
   os: Os;
+  database: Database;
+}
+
+export interface Database {
+  name: string;
+  version: string;
 }
 
 export interface Commit {