Reintroduce a way for tests to invoke a route without error handler#967

pjfanning merged 3 commits intoapache:mainapache/pekko-http:mainfrom

pjfanning:copilot/copy-akka-http-pr-4219pjfanning/incubator-pekko-http:copilot/copy-akka-http-pr-4219Copy head branch name to clipboard