message: [vcpkg] Move package abi access after they have been computed
diff: @@ -296,7 +296,6 @@ namespace vcpkg::Commands::CI
  install_specs.emplace_back(FullPackageSpec{
  install_action.spec,
  std::vector<std::string>{install_action.feature_list.begin(), install_action.feature_list.end()}});
  - ret->abi_map.emplace(install_action.spec, install_action.package_abi.value_or_exit(VCPKG_LINE_INFO));
  }
  var_provider.load_tag_vars(install_specs, provider);
  @@ -315,6 +314,7 @@ namespace vcpkg::Commands::CI
  for (auto&& action : action_plan.install_actions)
  {
  auto p = &action;
  + ret->abi_map.emplace(action.spec, action.package_abi.value_or_exit(VCPKG_LINE_INFO));
  if (auto scfl = p->source_control_file_location.get())
  {
  auto emp = ret->default_feature_provider.emplace(p->spec.name(), *scfl);
  