Used codespell to detect spelling mistakes across multiple tests
and fixed various simple typos found.

---

found/fixed the following typos:

> didnt't -> didn't

in `tools/testing/selftests/filesystems/statmount/statmount_test.c`

> add add -> add
> cannnot -> cannot
> fowarded -> forwarded

in `tools/testing/selftests/net/netfilter/nft_nat.sh`

> faile -> failed

in `tools/testing/selftests/ublk/test_common.sh`

> indicies -> indices
> requrired -> required
> guranteed -> guaranteed

in `tools/testing/selftests/kvm/riscv/sbi_pmu_test.c`

> avaialable -> available

in `tools/testing/selftests/kvm/s390/cpumodel_subfuncs_test.c`

> requries -> requires

in `tools/testing/selftests/safesetid/safesetid-test.c`

Soham Metha (6):
  selftests: filesystems: statmout: fix spelling mistake in output
  setftests: net: netfilter: fix spelling mistakes in output
  selftests: ublk: fixed spelling mistake in output
  selftests: kvm: riscv: fix spelling mistakes in comments
  selftests: kvm: s390: fixed spelling mistake in output
  selftests: net: tcp_ao: fix spelling mistake in comments

 .../filesystems/statmount/statmount_test.c     |  2 +-
 .../testing/selftests/kvm/riscv/sbi_pmu_test.c | 10 +++++-----
 .../kvm/s390/cpumodel_subfuncs_test.c          |  2 +-
 .../testing/selftests/net/netfilter/nft_nat.sh | 18 +++++++++---------
 .../selftests/safesetid/safesetid-test.c       |  2 +-
 tools/testing/selftests/ublk/test_common.sh    |  2 +-
 6 files changed, 18 insertions(+), 18 deletions(-)

-- 
2.34.1