Update release notes in package.xml

Author: Jeckerson

CHANGELOG.md

@@ -9,7 +9,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 ## [1.4.0] - 2021-09-18
 ### Added
 - Added support for `mixed` type [#120](https://github.com/phalcon/php-zephir-parser/issues/120)
-- Add support for `yield` statement [#118](https://github.com/phalcon/php-zephir-parser/issues/118)
+- Added support for `yield` statement [#118](https://github.com/phalcon/php-zephir-parser/issues/118)
 
 ## [1.3.8] - 2021-09-08
 ### Changed

package.xml

@@ -24,9 +24,8 @@
     </stability>
     <license uri="https://github.com/zephir-lang/php-zephir-parser/blob/development/LICENSE">MIT</license>
     <notes>
-        ### Added
-        - Added support for `mixed` type [#120](https://github.com/phalcon/php-zephir-parser/issues/120)
-        - Add support for `yield` statement [#118](https://github.com/phalcon/php-zephir-parser/issues/118)
+        * Added support for `mixed` type
+        * Added support for `yield` statement
     </notes>
     <contents>
         <dir name="/">