chore(deps-dev): bump @storybook/theming from 6.0.18 to 6.1.20#256

dependabot-preview[bot] wants to merge 1 commit intomastersrvycool/ds:masterfrom

dependabot/npm_and_yarn/storybook/theming-6.1.20srvycool/ds:dependabot/npm_and_yarn/storybook/theming-6.1.20Copy head branch name to clipboard