Fix typo in change-log. (#2018)

Version was specified incorrectly.

See: https://github.com/encode/httpx/pull/2016#issuecomment-1006721639

diff --git a/CHANGELOG.md b/CHANGELOG.md
index d7d8020aab8a94c57c8a323af3a5a8964cdbd568..826e85b82f61733bb1bf06501ef7ae5692667bd8 100644 (file)
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,7 +8,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ### Fixed
 
-* Fix streaming uploads using `SyncByteStream` or `AsyncByteStream`. Regression in 0.12.2. (#2016)
+* Fix streaming uploads using `SyncByteStream` or `AsyncByteStream`. Regression in 0.21.2. (#2016)
 
 ## 0.21.2 (5th January, 2022)