False positive: "one" as a pronoun before mass noun

**What got flagged?**
> That way, we can keep the rankings and the questions separated without worrying about the scaling of one affecting the other.

**Why is this incorrect?**
In this sentence, "one" is used as a pronoun, rather than a count. As such, "affecting" being a mass noun is irrelevant to its usage.

**Example of correct usage:**
The above sentence should not be flagged.

The issue names no file or test. Start by reproducing the reported sentence in Harper and trace the grammar rule that flags “one” before a mass noun. Add a regression case showing this pronoun usage is not flagged, then run the relevant grammar-checker tests to confirm the example remains clean.

Written by the indexing model from the issue text.