This was derived from
else if (c1 == "" && n2) return true; // true implies c1 < n2
However, this has no effect since Word always looses out against Number
anyways and the `pre` rules are also unaffected by this change – since
this only affects comparison of an empty Word part with a Number.
Change-Id: Ia04e42ac726352b688c87674b0fdb355f06edbcb
Reviewed-on: https://cl.tvl.fyi/c/depot/+/6722
Tested-by: BuildkiteCI
Reviewed-by: tazjin <tazjin@tvl.su>