Add explicit ServiceContextModule dependency to fix Xcode linker error#893

William-Laverty wants to merge 2 commits intoswift-server:mainswift-server/async-http-client:mainfrom

William-Laverty:fix/add-service-context-dependencyWilliam-Laverty/async-http-client:fix/add-service-context-dependencyCopy head branch name to clipboard