Apply FabBot fixups

Author: mpdude

extra/html-extra/HtmlAttr/SeparatedTokenList.php

@@ -55,14 +55,14 @@ public function appendFrom(mixed $newValue): mixed
 
     public function getValue(): ?string
     {
-        $filtered = array_filter($this->value, fn ($v) => null !== $v && false !== $v);
+        $filtered = array_filter($this->value, static fn ($v) => null !== $v && false !== $v);
 
         // Omit attribute if list contains only false or null values
         if (!$filtered) {
             return null;
         }
 
         // true values are not printed, but result in the attribute not being omitted
-        return trim(implode($this->separator, array_filter($filtered, fn ($v) => true !== $v)));
+        return trim(implode($this->separator, array_filter($filtered, static fn ($v) => true !== $v)));
     }
 }