False positive on function each()

HI,

False positive detected on function each(), interpreted by the plugin as the deprecated loop.

Discussion on Guzzle: https://github.com/guzzle/guzzle/issues/2174

Plugin warnings:

## FILE: /guzzlehttp/promises/src/functions.php
## FOUND 0 ERRORS AND 3 WARNINGS AFFECTING 3 LINES
## 222 | WARNING | Function each() is deprecated since PHP 7.2; Use a foreach loop instead
257 | WARNING | Function each() is deprecated since PHP 7.2; Use a foreach loop instead
313 | WARNING | Function each() is deprecated since PHP 7.2; Use a foreach loop instead