chore(deps): update dependency vitepress to v1.6.1

Author: renovate[bot]

package.json

@@ -62,7 +62,7 @@
     "prettier": "3.2.5",
     "sinon": "15.2.0",
     "vite": "4.5.3",
-    "vitepress": "1.0.0-beta.7",
+    "vitepress": "1.6.1",
     "vue": "3.4.5",
     "vue-i18n": "9.13.1",
     "vue-jest": "5.0.0-alpha.10"