Change company name in license

Company name of karriere.at is officially changed to
karriere.at GmbH

Author: paul.schnetzinger

LICENSE

@@ -1,4 +1,4 @@
-   Copyright 2017 karriere.at Informationsdienstleistung GmbH
+   Copyright 2017 karriere.at GmbH
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
@@ -185,4 +185,4 @@
       incurred by, or claims asserted against, such Contributor by reason
       of your accepting any such warranty or additional liability.
 
-   END OF TERMS AND CONDITIONS
+   END OF TERMS AND CONDITIONS