USDA FoodData Central is a nutrient composition database, not a price
analysis tool. Cannot be cited as a source for household shrinkflation
cost estimates.
Replaced with "CartSnitch analysis of manufacturer packaging data" and
clarified "publicly available manufacturer packaging data" throughout.
Added trailing newline to end of file.
Fixes CTO review feedback on PR #39.
Co-Authored-By: Paperclip <noreply@paperclip.ing>