fix missing increment in wine

gcontini

2020-12-05 3abfa2c24677666cfd7ad5120e254e6e459dc202

 src/library/base/file_utils.cpp

@@ -45,7 +45,7 @@
      in.read(&contents[0], limited_size);
      in.close();
   } else {
      throw(std::strerror(errno));
      throw runtime_error(std::strerror(errno));
   }
   return contents;
}