[DOCS]: update @flexilla/flexilla and @flexilla/collapse dependencies

Author: Johnkat-Mj

docs/package-lock.json

@@ -20,7 +20,7 @@
     "@astrojs/preact": "^4.0.2",
     "@astrojs/vercel": "^8.0.2",
     "@astrojs/vue": "^5.0.5",
-    "@flexilla/flexilla": "^2.1.5",
+    "@flexilla/flexilla": "^2.1.6",
     "@flexilla/utilities": "^2.0.71",
     "@fontsource/geist-sans": "^5.1.0",
     "@preact/signals": "^1.2.2",