[gimp-gap] gimp-gap.doap: add myself as maintainer so I can configure gitlab

[Michael Natterer <mitch src gnome org>]

commit da99671e10d9de104e19b4e06cbf7236742a9f7e
Author: Michael Natterer <mitch gimp org>
Date:   Mon Jul 1 18:08:24 2019 +0200

    gimp-gap.doap: add myself as maintainer so I can configure gitlab

 gimp-gap.doap | 7 +++++++
 1 file changed, 7 insertions(+)
---
diff --git a/gimp-gap.doap b/gimp-gap.doap
index aaa198a..432af7a 100755
--- a/gimp-gap.doap
+++ b/gimp-gap.doap
@@ -16,4 +16,11 @@
       <gnome:userid>wolfgangh</gnome:userid>
     </foaf:Person>
   </maintainer>
+
+  <maintainer>
+    <foaf:Person>
+      <foaf:name>Michael Natterer</foaf:name>
+      <gnome:userid>mitch</gnome:userid>
+    </foaf:Person>
+  </maintainer>
 </Project>