Docs: Add a @since note about new parameters with the spread operator added to function signatures.

Props jrf.
See #47678.

git-svn-id: https://develop.svn.wordpress.org/trunk@46451 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/class-wp-dependency.php

@@ -87,6 +87,8 @@ class _WP_Dependency {
 	 * Setup dependencies.
 	 *
 	 * @since 2.6.0
+	 * @since 5.3.0 Formalized the existing `...$args` parameter by adding it
+	 *              to the function signature.
 	 *
 	 * @param ...$args Dependency information.
 	 */