avahi service file : sync with latest changes in iiod

so the service name matches

Signed-off-by: Robin Getz <[email protected]>

iio.service

@@ -2,20 +2,21 @@
 <!DOCTYPE service-group SYSTEM "avahi-service.dtd">
 
 <!--
-  This file is part of avahi.
+  This file is part of libiio.
+  https://github.com/analogdevicesinc/libiio
 
-  avahi is free software; you can redistribute it and/or modify it
+  libiio is free software; you can redistribute it and/or modify it
   under the terms of the GNU Lesser General Public License as
   published by the Free Software Foundation; either version 2 of the
   License, or (at your option) any later version.
 
-  avahi is distributed in the hope that it will be useful, but
+  libiio is distributed in the hope that it will be useful, but
   WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
   General Public License for more details.
 
   You should have received a copy of the GNU Lesser General Public
-  License along with avahi; if not, write to the Free Software
+  License along with libiio; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.
 -->
@@ -24,7 +25,7 @@
 
 <service-group>
 
-  <name replace-wildcards="yes">%h</name>
+  <name replace-wildcards="yes">iiod on %h</name>
 
   <service>
     <type>_iio._tcp</type>