ci: release version v0.8.0

Author: WRXinYue

theme/package.json

@@ -1,6 +1,6 @@
 {
   "name": "valaxy-theme-sakura",
-  "version": "0.8.0-alpha.12",
+  "version": "0.8.0",
   "packageManager": "pnpm@9.15.2",
   "author": {
     "email": "3322543587@qq.com",