Merge pull request #327 from cultuurnet/III-6156-generic-oauth-message

III-6156 Change Auth0 down to generic message

src/Http/Authentication/AuthenticateRequest.php

@@ -105,7 +105,7 @@ private function handleClientId(ServerRequestInterface $request, RequestHandlerI
                 return (new InvalidClientId($clientId))->toResponse();
             }
         } catch (ConnectException $connectException) {
-            $this->logger->error('Auth0 was detected as down, this results in disabling authentication');
+            $this->logger->error('OAuth server was detected as down, this results in disabling authentication');
             $auth0Down = true;
         }