Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/net/openvswitch/Kconfig b/net/openvswitch/Kconfig
index 89da951..22d7d56 100644
--- a/net/openvswitch/Kconfig
+++ b/net/openvswitch/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # Open vSwitch
 #
@@ -8,8 +9,6 @@
 	depends on !NF_CONNTRACK || \
 		   (NF_CONNTRACK && ((!NF_DEFRAG_IPV6 || NF_DEFRAG_IPV6) && \
 				     (!NF_NAT || NF_NAT) && \
-				     (!NF_NAT_IPV4 || NF_NAT_IPV4) && \
-				     (!NF_NAT_IPV6 || NF_NAT_IPV6) && \
 				     (!NETFILTER_CONNCOUNT || NETFILTER_CONNCOUNT)))
 	select LIBCRC32C
 	select MPLS