Added release date to DevTools CHANGELOG

Brian Vaughn · Brian Vaughn · commit 9b5985b3c119 · 2019-08-15T10:40:59.000-07:00
diff --git a/packages/react-devtools/CHANGELOG.md b/packages/react-devtools/CHANGELOG.md
@@ -10,7 +10,7 @@
   <!-- Upcoming changes go here
 </details> -->
 
-## 4.0.0 (release date TBD)
+## 4.0.0 (August 15, 2019)
 
 ### General changes
 
