fix: remove trailing_comma_in_multiline because it's not work with PHP 7.4 (#28)

* fix: remove trailing_comma_in_multiline because it's not work with PHP 7.4

* execute CI on PR

Author: antten

.github/workflows/ci.yml

@@ -1,5 +1,5 @@
 name: Continuous Integration
-on: [push]
+on: [push, pull_request]
 
 jobs:
   linter:

src/BedrockStreaming.php

@@ -42,7 +42,6 @@ public function getRules(): array
             'phpdoc_summary' => false,
             'single_line_throw' => false,
             'yoda_style' => false,
-            'trailing_comma_in_multiline' => ['elements' => ['arguments', 'arrays', 'match', 'parameters']],
         ];
 
         return $rules;