updated notion gif to be dark mode.

interfaces/overview.mdx

@@ -13,7 +13,7 @@ Just `unify.log` your data, and add an interface using the four building blocks:
 
 Every LLM product has unique and changing requirements, as do the users. Your infra should reflect this!
 
-<img class="dark-light" width="100%" src="https://raw.githubusercontent.com/unifyai/unifyai.github.io/refs/heads/main/img/externally_linked/notion_for_llm_observability.gif"/>
+<img class="dark-light" width="100%" src="https://raw.githubusercontent.com/unifyai/unifyai.github.io/refs/heads/main/img/externally_linked/notion_for_llm_observability_dark.gif"/>
 
 We've tried to make Unify as **(a) simple**, **(b) modular** and **(c) hackable** as possible,
 so you can quickly probe, analyze, and iterate on the data that's important for **you**, your **product** and your **users** ⚡