Inflation edged down in May, though it’s still plaguing shoppers. The annual inflation rate was 3.3% from May 2023 to May 2024, and it fell to 0% from this April to this May, according to the federal government’s Consumer Price Index. Even better news is that the inflation rate for groceries has fallen further, to just 1.0% year over year and 0% month over month. Certain types of groceries…