fix: PhpdocAlignFixer - align correctly type with UTF8 characters (#8486)

Author: kubawerlos

src/Fixer/Phpdoc/PhpdocAlignFixer.php

@@ -379,7 +379,7 @@ private function fixDocBlock(DocBlock $docBlock): void
                     .$item['hint'];
 
                 if ('' !== $item['var']) {
-                    $line .= $this->getIndent((0 !== $hintMax ? $hintMax : -1) - \strlen($item['hint']) + $spacingForTag, $spacingForTag)
+                    $line .= $this->getIndent((0 !== $hintMax ? $hintMax : -1) - mb_strlen($item['hint']) + $spacingForTag, $spacingForTag)
                         .$item['var']
                         .(
                             '' !== $item['desc']

tests/Fixer/Phpdoc/PhpdocAlignFixerTest.php

@@ -1520,6 +1520,24 @@ function foo($typeless): void {}',
      */
 ',
         ];
+
+        yield 'type with UTF8 characters' => [
+            ['tags' => ['param'], 'align' => PhpdocAlignFixer::ALIGN_VERTICAL],
+            <<<'PHP'
+                <?php
+                /**
+                 * @param Foooooooooooooooo $x
+                 * @param Bar‹Baz›          $y
+                 */
+                PHP,
+            <<<'PHP'
+                <?php
+                /**
+                 * @param Foooooooooooooooo $x
+                 * @param Bar‹Baz› $y
+                 */
+                PHP,
+        ];
     }
 
     /**