process_loi() meta_loi table missing layers

[p-schaefer]

process_loi() meta_loi table missing layers when multiple columns in a shapefile are provided.

ihydro_out<-process_loi(
    dem=file.path(HW_loc,"dem_final.tif"),
    num_inputs = as.list(numb_lyr),
    cat_inputs = as.list(cat_lyr),
    variable_names = list(
      Soils=c("BRUNISOLIC","CHERNOZEMI","GLEYSOLIC_","LUVISOLIC_","ORGANIC_PC","PODZOLIC_P","REGOSOLIC_")
    ),
    output_filename=file.path(data_loc,"gis_preds.gpkg"),
    return_products=F,
    temp_dir=tmp_loc,
    verbose=T
  )