feat: update playground versions

Author: zzcr

examples/sites/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opentiny/vue-docs",
-  "version": "3.19.2",
+  "version": "3.19.3",
   "license": "MIT",
   "scripts": {
     "start": "vite",

examples/sites/playground/App.vue

@@ -28,7 +28,7 @@ const isMobileFirst = tinyMode === 'mobile-first'
 const isSaas = tinyTheme === 'saas'
 const isPreview = searchObj.get('openMode') === 'preview' // 是否多端弹窗预览
 
-const versions = ['3.18', '3.17', '3.16', '3.15', '3.14', '3.13', '3.12', '3.11', '3.10', '3.9', '3.8']
+const versions = ['3.19', '3.18', '3.17', '3.16', '3.15', '3.14', '3.13', '3.12', '3.11', '3.10', '3.9', '3.8']
 const latestVersion = isPreview ? versions[0] : localStorage.getItem(VERSION) || versions[0]
 const cdnHost = localStorage.getItem('setting-cdn')