Changed Aster Global DEM and EU-DEM Dataset types to "DEM"

docs/api/geo_datasets.csv

@@ -1,14 +1,14 @@
 Dataset,Type,Source,License,Size (px),Resolution (m)
 `Aboveground Woody Biomass`_,Masks,"Landsat, LiDAR","CC-BY-4.0","40,000x40,000",30
-`Aster Global DEM`_,Masks,Aster,"public domain","3,601x3,601",30
+`Aster Global DEM`_,DEM,Aster,"public domain","3,601x3,601",30
 `Canadian Building Footprints`_,Geometries,Bing Imagery,"ODbL-1.0",-,-
 `Chesapeake Land Cover`_,"Imagery, Masks",NAIP,"CC-BY-4.0",-,1
 `Global Mangrove Distribution`_,Masks,"Remote Sensing, In Situ Measurements","public domain",-,3
 `Cropland Data Layer`_,Masks,Landsat,"public domain",-,30
 `EDDMapS`_,Points,Citizen Scientists,-,-,-
 `EnviroAtlas`_,"Imagery, Masks","NAIP, NLCD, OpenStreetMap","CC-BY-4.0",-,1
 `Esri2020`_,Masks,Sentinel-2,"CC-BY-4.0",-,10
-`EU-DEM`_,Masks,"Aster, SRTM, Russian Topomaps","CSCDA-ESA",-,25
+`EU-DEM`_,DEM,"Aster, SRTM, Russian Topomaps","CSCDA-ESA",-,25
 `GBIF`_,Points,Citizen Scientists,"CC0-1.0 OR CC-BY-4.0 OR CC-BY-NC-4.0",-,-
 `GlobBiomass`_,Masks,Landsat,"CC-BY-4.0","45,000x45,000",100
 `iNaturalist`_,Points,Citizen Scientists,-,-,-