minor #19826 [Scheduler] Add missing filename (JeroenMoonen)

This PR was submitted for the 7.0 branch but it was merged into the 6.4 branch instead.

Discussion
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[Scheduler] Add missing filename

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Commits
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5f33d0c Update scheduler.rst

Author: javiereguiluz

scheduler.rst

@@ -591,7 +591,7 @@ In your handler, you can check a condition and, if affirmative, access the
         }
     }
 
-    // src/Scheduler/Handler/.php
+    // src/Scheduler/Handler/CleanUpOldSalesReportHandler.php
     namespace App\Scheduler\Handler;
 
     #[AsMessageHandler]