[qca-nss-clients] Add -Wall compiler flag to all clients

Signed-off-by: Murat Sezgin <msezgin@codeaurora.org>
Change-Id: Iba4c588fcb29518556fa6e56a78ef0914bcef9a2
diff --git a/capwapmgr/Makefile b/capwapmgr/Makefile
index fc7ee53..0e1450c 100644
--- a/capwapmgr/Makefile
+++ b/capwapmgr/Makefile
@@ -14,4 +14,4 @@
 ccflags-y += -DNSS_CAPWAPMGR_DEBUG_LEVEL=6
 
 ccflags-y += $(NSS_CCFLAGS) -DNSS_DEBUG_LEVEL=0 -DNSS_PKT_STATS_ENABLED=0
-ccflags-y += -Werror
+ccflags-y += -Wall -Werror