message: Use status_db.find_installed()
diff: @@ -183,8 +183,8 @@ namespace vcpkg::Dependencies
  continue;
  }
  - const StatusParagraphs::const_iterator it = status_db.find(spec);
  - if (it == status_db.end() || (*it)->state == InstallState::NOT_INSTALLED)
  + const StatusParagraphs::const_iterator it = status_db.find_installed(spec);
  + if (it == status_db.end())
  {
  was_examined.emplace(spec, RemovePlanAction(RemovePlanType::NOT_INSTALLED, RequestType::USER_REQUESTED));
  continue;
  