Just don't plug it (the steering lock) in, leave the whole thing out and just tuck the plug from the main loom into that little plastic box.
Everything else still works.
When I bought my second '28 it had '21 forks and no steering lock.

And no I don't understand nxrsr20's response either.
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Please do not PM me technical questions, if you can't find it on the Forum start a thread