Update php-cs-fixer to 2.16.4 (#1830)

* Update php-cs-fixer to 2.16.4

* Add changelog

CHANGELOG.md

@@ -21,6 +21,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * Changed the return type of `AbstractUpdateAction::getRefresh` to `boolean|string` [#1791](https://github.com/ruflin/Elastica/pull/1791)
 * Reviewed options handling in `Elastica\Index::create()` [#1822](https://github.com/ruflin/Elastica/pull/1822)
 * Replaced deprecated `exceptions` request option by `http_errors` request option in Guzzle transport [#1817](https://github.com/ruflin/Elastica/pull/1817)
+* Updated `php-cs-fixer` to `2.16.4` [#1830](https://github.com/ruflin/Elastica/pull/1830)
 * Used `GuzzleHttp\RequestOptions` constants for configuring request options [#1820](https://github.com/ruflin/Elastica/pull/1820)
 ### Deprecated
 * Deprecated `Elastica\QueryBuilder\DSL\Aggregation::global_agg()`, use `global()` instead [#1826](https://github.com/ruflin/Elastica/pull/1826)

phive.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <phive xmlns="https://phar.io/phive">
-  <phar name="php-cs-fixer" version="^2.16" installed="2.16.1" location="./tools/php-cs-fixer.phar" copy="true"/>
+  <phar name="php-cs-fixer" version="^2.16" installed="2.16.4" location="./tools/php-cs-fixer.phar" copy="true"/>
   <phar name="php-coveralls" version="^2.2" installed="2.2.0" location="./tools/php-coveralls.phar" copy="true"/>
 </phive>