tor-keymgr: keystore/arti/ssh: Clean up stale TODO
This TODO was added when !2873 (comment 3178959) originally said the relevant behaviour was a bug (was a typo). The explanation was changed in 34c6bf5a but the TODO was not dropped.
This TODO was added when !2873 (comment 3178959) originally said the relevant behaviour was a bug (was a typo). The explanation was changed in 34c6bf5a but the TODO was not dropped.