Adjust accordingly to feedback

.php-cs-fixer.dist.php

@@ -49,6 +49,7 @@ return (new \PhpCsFixer\Config())
         'phpdoc_no_package' => true,
         'phpdoc_scalar' => true,
         'phpdoc_trim' => true,
+        'phpdoc_separation' => true,
         'phpdoc_types' => true,
         'phpdoc_types_order' => ['null_adjustment' => 'always_last', 'sort_algorithm' => 'none'],
         'return_type_declaration' => ['space_before' => 'none'],

Classes/Form/FormElement/FileCollectionElement.php

@@ -45,6 +45,7 @@ final class FileCollectionElement extends AbstractFormElement
 
     /**
      * @param array<string, string> $configuration
+     *
      * @return array<string, string>
      */
     public function getOptions(array $configuration): array

README.rst

@@ -8,7 +8,7 @@ Concept
 =======
 
 The form element will fetch the configured file collection and assign proper options based on the contained files.
-That allows for using existing templates that allow to select one or multiple options.
+That allows using existing templates that allow to select a single or multiple options.
 
 EXT:form integration
 ====================

phpunit.xml.dist

@@ -15,7 +15,7 @@
     stopOnIncomplete="false"
     stopOnSkipped="false"
     verbose="false"
-    >
+>
 
     <testsuites>
         <testsuite name="functional">