adjust header of openapi.yml, fix

openapi.yaml

@@ -2,13 +2,13 @@ openapi: 3.0.0
 info:
   title: hv2-api
   version: "1"
-  description: "REST-API for the nober.de Hausverwaltungs-Software"
+  description: "REST-API for the Nober Grundbesitz GbR Hausverwaltungs-Software"
   termsOfService: "https://home.hottis.de/dokuwiki/doku.php?id=hv2pub:termsofuse"
   contact: 
     name: "Wolfgang Hottgenroth"
     email:  "wolfgang.hottgenroth@icloud.com"
 externalDocs:
-  description: "Find more details on this API here"
+  description: "Find more details here"
   url: "https://home.hottis.de/dokuwiki/doku.php?id=hv2pub:externaldocs"
 
 paths: