feat(instrumentation-express)!: propagate context and measure full handler spans#2638

pichlermarc merged 3 commits intoopen-telemetry:mainopen-telemetry/opentelemetry-js-contrib:mainfrom

raphael-theriault-swi:express-contextraphael-theriault-swi/opentelemetry-js-contrib:express-contextCopy head branch name to clipboard