Move defer to different namespace

src/mantle/queue/autoload.php

@@ -24,14 +24,3 @@ function dispatch( $job ): Pending_Dispatch|Pending_Closure_Dispatch {
 			: new Pending_Dispatch( $job );
 	}
 }
-
-if ( ! function_exists( __NAMESPACE__ . '\defer' ) ) {
-	/**
-	 * Defer the execution of a function until after the response is sent to the page.
-	 *
-	 * @param callable $callback Callback to defer.
-	 */
-	function defer( callable $callback ): void {
-		app()->terminating( $callback );
-	}
-}

src/mantle/support/helpers/helpers-general.php

@@ -531,3 +531,14 @@ function validate_file( $file, $allowed_files = [] ) {
 	// Absolute Windows drive paths ARE allowed.
 	return 0;
 }
+
+if ( ! function_exists( __NAMESPACE__ . '\defer' ) ) {
+	/**
+	 * Defer the execution of a function until after the response is sent to the page.
+	 *
+	 * @param callable $callback Callback to defer.
+	 */
+	function defer( callable $callback ): void {
+		app()->terminating( $callback );
+	}
+}