[Snyk] Security upgrade marshmallow from 3.19.0 to 3.26.2#21

gdoermann wants to merge 1 commit into

maingdoermann/supersecret:mainfrom

snyk-fix-bb324ddefb2f648e840ae85cd14fea18gdoermann/supersecret:snyk-fix-bb324ddefb2f648e840ae85cd14fea18Copy head branch name to clipboard