fix(deps): bump postcss from 8.5.6 to v8.5.10 (stable5.7)#12819

ChristophWurst merged 1 commit intostable5.7nextcloud/mail:stable5.7from

renovate/stable5.7-npm-postcss-vulnerabilitynextcloud/mail:renovate/stable5.7-npm-postcss-vulnerabilityCopy head branch name to clipboard