fix(deps): update dependency vuepress-theme-hope to v2.0.0-rc.18

Author: renovate[bot]

package.json

@@ -15,7 +15,7 @@
     "@vuepress/plugin-shiki": "2.0.0-rc.0",
     "vue": "3.3.8",
     "vuepress": "2.0.0-rc.0",
-    "vuepress-theme-hope": "2.0.0-rc.0"
+    "vuepress-theme-hope": "2.0.0-rc.18"
   },
   "packageManager": "pnpm@8.10.5",
   "engines": {