Bump minimist, mkdirp, karma and handlebars in /app#8

dependabot[bot] wants to merge 1 commit intomasterflow23/ui5-docker:masterfrom

dependabot/npm_and_yarn/app/minimist-and-mkdirp-and-karma-and-handlebars-1.2.8flow23/ui5-docker:dependabot/npm_and_yarn/app/minimist-and-mkdirp-and-karma-and-handlebars-1.2.8Copy head branch name to clipboard