Bump express from 4.19.2 to 4.20.0 in /sample-apps/node/frontend-service#227

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dependabot/npm_and_yarn/sample-apps/node/frontend-service/express-4.20.0aws-observability/aws-application-signals-test-framework:dependabot/npm_and_yarn/sample-apps/node/frontend-service/express-4.20.0Copy head branch name to clipboard