[10.x] update return type in docblock for Process pipe method (#46848)

* update return type in docblock for Process pipe method

* update the Process.php docblock as well

* Update Factory.php

---------

Co-authored-by: Taylor Otwell <[email protected]>

Author: s4muel

src/Illuminate/Process/Factory.php

@@ -275,7 +275,7 @@ public function pool(callable $callback)
      * Start defining a series of piped processes.
      *
      * @param  callable|array  $callback
-     * @return \Illuminate\Process\Pipe
+     * @return \Illuminate\Contracts\Process\ProcessResult
      */
     public function pipe(callable|array $callback, ?callable $output = null)
     {

src/Illuminate/Support/Facades/Process.php

@@ -35,7 +35,7 @@
  * @method static \Illuminate\Process\Factory assertDidntRun(\Closure|string $callback)
  * @method static \Illuminate\Process\Factory assertNothingRan()
  * @method static \Illuminate\Process\Pool pool(callable $callback)
- * @method static \Illuminate\Process\Pipe pipe(callable|array $callback, callable|null $output = null)
+ * @method static \Illuminate\Contracts\Process\ProcessResult pipe(callable|array $callback, callable|null $output = null)
  * @method static \Illuminate\Process\ProcessPoolResults concurrently(callable $callback, callable|null $output = null)
  * @method static \Illuminate\Process\PendingProcess newPendingProcess()
  * @method static void macro(string $name, object|callable $macro)