docs: typo

Author: szkiba

releases/v0.2.1.md

@@ -1,6 +1,6 @@
 xk6-top `v0.2.1` is here 🎉!
 
-`v0.2.0` is a maintenance release, it does not contain new features.
+`v0.2.1` is a maintenance release, it does not contain new features.
 The purpose of the release is to adapt to protocol changes.
 
 From xk6-dashboard v0.7.3, the SSE protocol aggregate events have been optimized. This is an incompatible change that is addressed in this release. Older xk6-top versions do not work with newer xk6-dashboard (and k6) versions.