message: Add flag for net module
diff: @@ -110,6 +110,7 @@ set_build_flag() {
  actor-profiler) FlagName='CAF_ENABLE_ACTOR_PROFILER' ;;
  examples) FlagName='CAF_ENABLE_EXAMPLES' ;;
  io-module) FlagName='CAF_ENABLE_IO_MODULE' ;;
  + net-module) FlagName='CAF_ENABLE_NET_MODULE' ;;
  openssl-module) FlagName='CAF_ENABLE_OPENSSL_MODULE' ;;
  testing) FlagName='CAF_ENABLE_TESTING' ;;
  tools) FlagName='CAF_ENABLE_TOOLS' ;;
  