Upgrade Karma and Jasmine, and remove obsolete dependencies#2334

rfontanarosa wants to merge 3 commits intomastergoogle/ground-platform:masterfrom

rfontanarosa/2333/code-health-refactor-testing-suite-and-modernize-karmajasmine-configurationgoogle/ground-platform:rfontanarosa/2333/code-health-refactor-testing-suite-and-modernize-karmajasmine-configurationCopy head branch name to clipboard