[qca-nss-clients] Added -Werror flag to makefiles

Added -Werror flag to the Makefiles. No errors found

Change-Id: I6f81acb8c2dbefd1fbb58708bb05fc11a8192fb4
Signed-off-by: Gaurao Chaudhari <gaurchau@codeaurora.org>
diff --git a/Makefile b/Makefile
index e222dd4..50fb36e 100644
--- a/Makefile
+++ b/Makefile
@@ -10,6 +10,7 @@
 
 ccflags-y += -DNSS_TUN6RD_DEBUG_LEVEL=0
 ccflags-y += -DNSS_TUNIPIP6_DEBUG_LEVEL=0
+ccflags-y += -Werror
 
 obj-$(bridge-mgr)+= bridge/
 obj-$(capwapmgr)+= capwapmgr/