Update CHANGELOG for 1.4.1

Author: topecongiro

CHANGELOG.md

@@ -2,6 +2,12 @@
 
 ## [Unreleased]
 
+## [1.4.1] 2019-07-30
+
+### Changed
+
+- Update `rustc-ap-*` crates to 542.0.0.
+
 ## [1.4.0] 2019-07-29
 
 ### Added
@@ -11,7 +17,7 @@ from formatting an attribute #3665
 
 ### Changed
 
-- Updated `rustc-ap-*` crates to 541.0.0.
+- Update `rustc-ap-*` crates to 541.0.0.
 - Remove multiple semicolons.
 
 ## [1.3.3] 2019-07-15