build(deps-dev): bump shiki from 4.1.0 to 4.2.0#21

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mainadopted-ember-addons/ember-cli-clipboard:mainfrom

dependabot/npm_and_yarn/shiki-4.2.0adopted-ember-addons/ember-cli-clipboard:dependabot/npm_and_yarn/shiki-4.2.0Copy head branch name to clipboard