[libgfbgraph] Add a new maintainer

[Leesoo Ahn <yisooan src gnome org>]

commit cadf08bdc119259762c5a5093e89235fa60c43c2
Author: Leesoo Ahn <yisooan fedoraproject org>
Date:   Fri May 17 22:01:12 2019 +0900

    Add a new maintainer

 libgfbgraph.doap | 8 ++++++++
 1 file changed, 8 insertions(+)
---
diff --git a/libgfbgraph.doap b/libgfbgraph.doap
index 8369aa1..357c96a 100644
--- a/libgfbgraph.doap
+++ b/libgfbgraph.doap
@@ -19,4 +19,12 @@
       <gnome:userid>alvaropg</gnome:userid>
     </foaf:Person>
   </maintainer>
+
+  <maintainer>
+    <foaf:Person>
+      <foaf:name>Leesoo Ahn</foaf:name>
+      <foaf:mbox rdf:resource="mailto:yisooan fedoraproject org" />
+      <gnome:userid>yisooan</gnome:userid>
+    </foaf:Person>
+  </maintainer>
 </Project>