kernel: tcindex classifier has been retired

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/net/sched?h=v5.10.173&id=18c3fa7a7fdbb4d21dafc8a7710ae2c1680930f6

Signed-off-by: John Audia <[email protected]>

target/linux/generic/config-5.10

@@ -3863,7 +3863,6 @@ CONFIG_NET_CLS_IND=y
 # CONFIG_NET_CLS_ROUTE4 is not set
 # CONFIG_NET_CLS_RSVP is not set
 # CONFIG_NET_CLS_RSVP6 is not set
-# CONFIG_NET_CLS_TCINDEX is not set
 # CONFIG_NET_CLS_U32 is not set
 CONFIG_NET_CORE=y
 # CONFIG_NET_DEVLINK is not set