powerpc/configs: Drop CONFIG_IP_NF_TARGET_CLUSTERIP

Drop CONFIG_IP_NF_TARGET_CLUSTERIP as it was removed in commit 9db5d918
("netfilter: ip_tables: remove clusterip target").
Signed-off-by: Trevor Woerner <twoerner@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20230817115017.35663-5-twoerner@gmail.com

arch/powerpc/configs/ppc6xx_defconfig

@@ -183,7 +183,6 @@ CONFIG_IP_NF_MATCH_TTL=m
 CONFIG_IP_NF_FILTER=m
 CONFIG_IP_NF_TARGET_REJECT=m
 CONFIG_IP_NF_MANGLE=m
-CONFIG_IP_NF_TARGET_CLUSTERIP=m
 CONFIG_IP_NF_TARGET_ECN=m
 CONFIG_IP_NF_TARGET_TTL=m
 CONFIG_IP_NF_RAW=m