upudate release notes (#968)

haifeng-jin · web-flow · commit cb145a522cf4 · 2023-10-25T13:17:23.000-07:00
diff --git a/RELEASE.md b/RELEASE.md
@@ -1,8 +1,8 @@
 # Release v1.4.6
 
-## Breaking changes
-
 ## Bug fixes
+* When running in parallel, the chief may exit before some client ask for
+  another trial, which informs the client to exit. Now, it is fixed.
 
 # Release v1.4.5
 
