[qca-nss-clients] Enable dtls on nss branch

The patch enabled dtls manager.

Change-Id: If63375ad104e8773b882eb71fae14fffba277cea
Signed-off-by: Sourav Poddar <souravp@codeaurora.org>
diff --git a/Makefile b/Makefile
index 97b3633..4b4e376 100644
--- a/Makefile
+++ b/Makefile
@@ -13,7 +13,7 @@
 endif
 
 # DTLS manager
-#obj-y+=dtls/
+obj-y+=dtls/
 
 # CAPWAP Manager
 obj-y+= capwapmgr/