chore(deps): update dependency vuepress to v2.0.0-rc.26

Author: renovate[bot]

package.json

@@ -69,7 +69,7 @@
     "tsconfig-vuepress": "^7.0.0",
     "typescript": "^5.9.2",
     "vue": "^3.5.21",
-    "vuepress": "2.0.0-rc.22"
+    "vuepress": "2.0.0-rc.26"
   },
   "packageManager": "pnpm@10.16.1",
   "engines": {