fix(listener): Fix flushing the meters

Author: Oliver

src/Listeners/ProcessedJobsListener.php

@@ -30,5 +30,7 @@ public function __invoke(JobProcessed $event): void
                 'queue' => $event->job->getQueue(),
             ])
         );
+
+        $this->meterProvider->flush();
     }
 }

src/Listeners/ProcessedJobsPeakMemoryUsageListener.php

@@ -35,5 +35,7 @@ public function __invoke(JobProcessed $event): void
                 'queue' => $event->job->getQueue(),
             ]
         );
+
+        $this->meterProvider->flush();
     }
 }

src/MeterProvider.php

@@ -5,7 +5,7 @@
 namespace Worksome\HorizonTelemetry;
 
 use OpenTelemetry\API\Metrics\MeterInterface;
-use OpenTelemetry\API\Metrics\MeterProviderInterface;
+use OpenTelemetry\SDK\Metrics\MeterProviderInterface;
 use Worksome\HorizonTelemetry\Enums\MeterName;
 
 readonly class MeterProvider
@@ -21,4 +21,9 @@ public function getMeter(MeterName $meter): MeterInterface
             $meter->value
         );
     }
+
+    public function flush(): void
+    {
+        $this->meterProvider->forceFlush();
+    }
 }