chore: X handle update (#111)

Author: cleptric

README.md

@@ -37,4 +37,4 @@ Sentry has extensive documentation for its SDKs on docs.sentry.io:
 
 * [![Discord Chat](https://img.shields.io/discord/621778831602221064?logo=discord&logoColor=ffffff&color=7389D8)](https://discord.gg/PXa5Apfe7K)
 * [![Stack Overflow](https://img.shields.io/badge/stack%20overflow-sentry-green.svg)](http://stackoverflow.com/questions/tagged/sentry)
-* [![Twitter Follow](https://img.shields.io/twitter/follow/getsentry?label=getsentry&style=social)](https://twitter.com/intent/follow?screen_name=getsentry)
+* [![X Follow](https://img.shields.io/twitter/follow/sentry?label=sentry&style=social)](https://x.com/intent/follow?screen_name=sentry)