Fix CS/WS issue

Author: sebastianbergmann

src/Runner/Filter/NameFilterIterator.php

@@ -114,11 +114,14 @@ private function setFilter(string $filter): void
 
             // Escape delimiters in regular expression. Do NOT use preg_quote,
             // to keep magic characters.
-            $filter = \sprintf('/%s/i', \str_replace(
-                '/',
-                '\\/',
-                $filter
-            ));
+            $filter = \sprintf(
+                '/%s/i',
+                \str_replace(
+                    '/',
+                    '\\/',
+                    $filter
+                )
+            );
         }
 
         $this->filter = $filter;