An apostrophe-straightening typo rule rule has been in effect since October 2018 with essentially no false positives. This is more of a MOS:PUNCT fix than a typo, so it makes more sense to add to General Fixes than to keep it only as a typo fix.
Related discussions:
- WT:AWB/T#Move "'s" rule to WP:GENFIXES?
- WP:BOTREQUESTS#replace bad apostrophe
- WT:AWB#Skip changing apostrophes
Changed task title from "move stable typo rule" to "copy stable typo rule", per WT:AWB/T#Move "'s" rule to WP:GENFIXES?.