refactor: improve constructor documentation for PlaceholderResolver class

Signed-off-by: Felipe Sayão Lobato Abreu <github@mentordosnerds.com>

Author: coisa

src/License/PlaceholderResolver.php

@@ -32,7 +32,9 @@
 final readonly class PlaceholderResolver implements PlaceholderResolverInterface
 {
     /**
-     * @param ClockInterface $clock
+     * Initializes the resolver with a clock for obtaining the current year if needed.
+     *
+     * @param ClockInterface $clock Clock instance for obtaining the current year if needed
      */
     public function __construct(
         private ClockInterface $clock,