misc: rename namespace jami to namespace dhtnet

Change-Id: I904ec8fa1f35dfdcf1aabd5f1ec8d95989ad0696
diff --git a/src/upnp/protocol/pupnp/pupnp.cpp b/src/upnp/protocol/pupnp/pupnp.cpp
index ad6ef9e..e6ad85d 100644
--- a/src/upnp/protocol/pupnp/pupnp.cpp
+++ b/src/upnp/protocol/pupnp/pupnp.cpp
@@ -1589,4 +1589,4 @@
 }
 
 } // namespace upnp
-} // namespace jami
+} // namespace dhtnet