ioam6.sh in net from ubuntu_kernel_selftests failed (Error: argument "trace" is required)

[Po-Hsu Lin]

Issue found on J-hwe-5.17.0-8.8~22.04.2

This issue can be found on ARM64 node and AMD64 node

 Running 'make run_tests -C net TEST_PROGS=ioam6.sh TEST_GEN_PROGS='' TEST_CUSTOM_PROGS='''
 make: Entering directory '/home/ubuntu/autotest/client/tmp/ubuntu_kernel_selftests/src/linux/tools/testing/selftests/net'
 make --no-builtin-rules ARCH=arm64 -C ../../../.. headers_install
 make[1]: Entering directory '/home/ubuntu/autotest/client/tmp/ubuntu_kernel_selftests/src/linux'
   INSTALL ./usr/include
 make[1]: Leaving directory '/home/ubuntu/autotest/client/tmp/ubuntu_kernel_selftests/src/linux'
 TAP version 13
 1..1
 # selftests: net: ioam6.sh
 # Error: argument "trace" is required
 # SKIP: cannot attach an ioam trace to a route, did you compile without CONFIG_IPV6_IOAM6_LWTUNNEL?
 not ok 1 selftests: net: ioam6.sh # exit=1

On an AMD64 node:
$ grep CONFIG_IPV6_IOAM6_LWTUNNEL /boot/config-5.17.0-8-generic
CONFIG_IPV6_IOAM6_LWTUNNEL=y