defconfig: r64: add policy routing

Author: frank-w

arch/arm64/configs/mt7622_bpi-r64_defconfig

@@ -63,7 +63,11 @@ CONFIG_INET6_ESP=m
 CONFIG_INET6_IPCOMP=m
 CONFIG_IPV6_MIP6=m
 CONFIG_IPV6_TUNNEL=m
+CONFIG_IP_ADVANCED_ROUTER=y
+CONFIG_IP_FIB_TRIE_STATS=y
+CONFIG_IP_MULTIPLE_TABLES=y
 CONFIG_IPV6_MULTIPLE_TABLES=y
+CONFIG_IP_ROUTE_MULTIPATH=y
 CONFIG_BRIDGE=y
 CONFIG_VLAN_8021Q=y
 CONFIG_BRIDGE_VLAN_FILTERING=y