minor #60284 Unnecessary cast, return, semicolon and comma (wkania)

This PR was merged into the 6.4 branch.

Discussion
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Unnecessary cast, return, semicolon and comma

| Q             | A
| ------------- | ---
| Branch?       | 6.4
| Bug fix?      | yes
| New feature?  | no
| Deprecations? | no
| Issues        |
| License       | MIT

isEqualTo always return null.

Commits
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23cc764efab Unnecessary cast, return, semicolon and comma

Author: chalasr

Tests/Extension/Core/DataTransformer/DateTimeToLocalizedStringTransformerTest.php

@@ -239,7 +239,7 @@ public function testReverseTransformFromDifferentLocale()
     {
         if (version_compare(Intl::getIcuVersion(), '71.1', '>')) {
             $this->markTestSkipped('ICU version 71.1 or lower is required.');
-        };
+        }
 
         \Locale::setDefault('en_US');