SUNRPC: Fixup gss_status tracepoint error output

The GSS routine errors are values, not flags.

Fixes: 0c77668 ("SUNRPC: Introduce trace points in rpc_auth_gss.ko")
Signed-off-by: Benjamin Coddington <bcodding@redhat.com>
Reviewed-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

Author: bcodding-rh

include/trace/events/rpcgss.h

@@ -54,7 +54,7 @@ TRACE_DEFINE_ENUM(GSS_S_UNSEQ_TOKEN);
 TRACE_DEFINE_ENUM(GSS_S_GAP_TOKEN);
 
 #define show_gss_status(x)						\
-	__print_flags(x, "|",						\
+	__print_symbolic(x, 						\
 		{ GSS_S_BAD_MECH, "GSS_S_BAD_MECH" },			\
 		{ GSS_S_BAD_NAME, "GSS_S_BAD_NAME" },			\
 		{ GSS_S_BAD_NAMETYPE, "GSS_S_BAD_NAMETYPE" },		\