Remove: Non existing uploader

Author: rgrewe

debian/control

@@ -2,8 +2,7 @@ Source: python-gvm
 Section: python
 Priority: optional
 Maintainer: Greenbone AG <info@greenbone.net>
-Uploaders: Sascha Howey <sascha.howey@greenbone.net>,
- Raphael Grewe <raphael.grewe@greenbone.net>,
+Uploaders: Raphael Grewe <raphael.grewe@greenbone.net>,
  Hendrik Deuper <hendrik.deuper@greenbone.net>,
  Carlos A. Parra F. <carlos.parra@greenbone.net>,
  Lukas Hannigbrinck <lukas.hannigbrinck@greenbone.net>,