[libgee] doap: Demote idle maintainers to authors

[Rico Tzschichholz <ricotz src gnome org>]

commit 6cc0994484376453b110d8d76ef116cfb2f2693a
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Sat Sep 17 13:41:39 2022 +0200

     doap: Demote idle maintainers to authors

 libgee.doap | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)
---
diff --git a/libgee.doap b/libgee.doap
index 516dc94..56be92b 100644
--- a/libgee.doap
+++ b/libgee.doap
@@ -17,28 +17,28 @@
   <category rdf:resource="http://api.gnome.org/doap-extensions#core"; />
   <programming-language>Vala</programming-language>
 
-  <maintainer>
+  <author>
     <foaf:Person>
       <foaf:name>Jürg Billeter</foaf:name>
       <foaf:mbox rdf:resource="mailto:j bitron ch" />
       <gnome:userid>juergbi</gnome:userid>
     </foaf:Person>
-  </maintainer>
-  <maintainer>
+  </author>
+  <author>
     <foaf:Person>
       <foaf:name>Didier Villevalois</foaf:name>
       <foaf:mbox rdf:resource="mailto:ptitjes free fr" />
       <gnome:userid>dvillevalois</gnome:userid>
     </foaf:Person>
-  </maintainer>
-  <maintainer>
+  </author>
+  <author>
     <foaf:Person>
       <foaf:name>Maciej Piechotka</foaf:name>
       <foaf:mbox rdf:resource="mailto:uzytkownik2 gmail com" />
       <gnome:userid>mpiechotka</gnome:userid>
       <owl:sameAs rdf:resource="maciej.m.piechotka.com.pl/contact.xml#me" />
     </foaf:Person>
-  </maintainer>
+  </author>
   <maintainer>
     <foaf:Person>
       <foaf:name>Rico Tzschichholz</foaf:name>