added synthetic datasets for globio tests in invest-test-data repo. see #3773.

globio/Input/globio_lulc_small.tif

globio/Input/infrastructure_dir/canals.tif

globio/Input/infrastructure_dir/canals.tif.aux.xml

globio/Input/infrastructure_dir/highways.tif

globio/Input/infrastructure_dir/roads.tif

globio/Input/infrastructure_dir/transmission_lines.tif

globio/Input/lulc_2008.tif

globio/Input/lulc_conversion_table.csv

globio/Input/msa_parameters.csv

globio/Input/pasture.tif

globio/Input/potential_vegetation.tif

globio/Input/shape_infrastructure/small_lines.dbf

globio/Input/shape_infrastructure/small_lines.prj

globio/Input/shape_infrastructure/small_lines.qpj

globio/Input/shape_infrastructure/small_lines.shp

globio/Input/shape_infrastructure/small_lines.shx

globio/Input/shape_infrastructure/small_points.dbf

globio/Input/shape_infrastructure/small_points.prj

globio/Input/shape_infrastructure/small_points.qpj

globio/Input/shape_infrastructure/small_points.shp