OZG-6354 fix typo

router/src/main/java/de/ozgcloud/eingang/router/ClosableStub.java

@@ -11,7 +11,7 @@ import lombok.Builder;
 @Builder
 class ClosableStub<T extends AbstractStub<?>> implements ManagableStub<T> {
 
-	private static final int SHUTDOWM_TIME_IN_SEC = 3;
+	private static final int SHUTDOWN_TIME_IN_SEC = 3;
 
 	private T stub;
 	private ManagedChannel channel;
@@ -30,7 +30,7 @@ class ClosableStub<T extends AbstractStub<?>> implements ManagableStub<T> {
 
 	private void shutdownChannel() {
 		try {
-			channel.shutdown().awaitTermination(ClosableStub.SHUTDOWM_TIME_IN_SEC, TimeUnit.SECONDS);
+			channel.shutdown().awaitTermination(ClosableStub.SHUTDOWN_TIME_IN_SEC, TimeUnit.SECONDS);
 		} catch (InterruptedException e) {
 			Thread.currentThread().interrupt();
 			throw new TechnicalException("Error shutting down grpc channel.", e);