docs: update Scrapybara shutdown status to past tense

Author: tembo[bot]

migrations/scrapybara.mdx

@@ -2,7 +2,7 @@
 title: "Scrapybara"
 ---
 
-[Scrapybara](https://scrapybara.com/) is shutting down their virtual desktop and browser service on **October 15, 2025**. If you're currently using Scrapybara for browser automation, Kernel is here to help you migrate seamlessly.
+[Scrapybara](https://scrapybara.com/) has shut down their virtual desktop and browser service as of **October 15, 2025**. If you were using Scrapybara for browser automation, Kernel is here to help you migrate seamlessly.
 
 ## Key Concepts