message: Add Adam to CircleCI
diff: /docs/features/search @backstage/techdocs-core
  /docs/assets/search @backstage/techdocs-core
  /plugins/allure @backstage/reviewers @deepak-bhardwaj-ps
  +/plugins/circleci @backstage/reviewers @adamdmharvey
  /plugins/code-coverage @backstage/reviewers @alde @nissayeva
  /plugins/code-coverage-backend @backstage/reviewers @alde @nissayeva
  /plugins/cost-insights @backstage/silver-lining
  