Merge "lshal: explain VINTF 'X' value in help" am: faefe359

       "    - DM: if the HAL is in the device manifest\n"

       "    - DC: if the HAL is in the device compatibility matrix\n"

       "    - FM: if the HAL is in the framework manifest\n"

       "    - FC: if the HAL is in the framework compatibility matrix"});

       "    - FC: if the HAL is in the framework compatibility matrix\n"

       "    - X: if the HAL is in none of the above lists"});

    mOptions.push_back({'S', "service-status", no_argument, v++, [](ListCommand* thiz, const char*) {

        thiz->mSelectedColumns.push_back(TableColumnType::SERVICE_STATUS);

        return OK;