remove topography tag

Author: cmbarton

content/tutorials/terrain_and_DEMs/GRASS_terrain.qmd

@@ -14,7 +14,7 @@ format:
     code-copy: true
     code-fold: false
 page-layout: article
-categories: [beginner, intermediate, raster, DEM, visualization, terrain, topography, slope, aspect, landforms, hydrology, streams]
+categories: [beginner, intermediate, raster, DEM, visualization, terrain, slope, aspect, landforms, hydrology, streams]
 description: This tutorial guides a user through multiple ways of analyzing and modeling terrain from DEM raster maps.
 execute: 
   eval: false