fix: set nextExecutionTime to prevent stacking of calculating nextExecutionTime

Author: tinect

src/Controller/ScheduledTaskController.php

@@ -43,6 +43,7 @@ public function runTask(string $id, Context $context): JsonResponse
             [
                 'id' => $id,
                 'status' => ScheduledTaskDefinition::STATUS_QUEUED,
+                'nextExecutionTime' => new \DateTime(),
             ],
         ], $context);