[jhbuild] Add myself as maintainer

[Christoph Reiter <creiter src gnome org>]

commit d12ae791e23cd007a8725837e1a2305edd78f46e
Author: Christoph Reiter <reiter christoph gmail com>
Date:   Wed Aug 28 21:51:37 2019 +0200

    Add myself as maintainer
    
    So I can enable the docker registry for CI

 jhbuild.doap | 8 ++++++++
 1 file changed, 8 insertions(+)
---
diff --git a/jhbuild.doap b/jhbuild.doap
index e8d27828..1150cb51 100644
--- a/jhbuild.doap
+++ b/jhbuild.doap
@@ -37,6 +37,14 @@
     </foaf:Person>
   </maintainer>
 
+  <maintainer>
+    <foaf:Person>
+      <foaf:name>Christoph Reiter</foaf:name>
+      <foaf:mbox rdf:resource="mailto:creiter src gnome org" />
+      <gnome:userid>creiter</gnome:userid>
+    </foaf:Person>
+  </maintainer>
+
   <author>
     <foaf:Person>
       <foaf:name>James Henstridge</foaf:name>