removed wrong repository

Dockerfile

@@ -7,10 +7,9 @@ ENV XDG_CONFIG_HOME="/config/xdg"
 
 # add sonarr repository
 RUN \
- apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 \
-	--recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF && \
- echo "deb http://download.mono-project.com/repo/debian wheezy main" \
-	| tee /etc/apt/sources.list.d/mono-xamarin.list && \
+ apt-key adv --keyserver keyserver.ubuntu.com --recv-keys FDA5DFFC && \
+ echo "deb http://apt.sonarr.tv/ master main" > \
+	/etc/apt/sources.list.d/sonarr.list && \
 
 # install packages
  apt-get update && \