No. Your maximum loan amount is determined by average monthly payroll from 2019 or 2020. This would not include unemployment payments.
If you are an independent contractor or self-employed with no employees: You will use any 1099 (or similar) payments to determine this figure. Unemployment benefits would not be included.
If you are a business with employees: You will use average monthly payroll for your business from 2019 or 2020.