Remove libgdal-doc

Author: hansthen

.github/workflows/test_geopandas.yml

@@ -41,7 +41,7 @@ jobs:
       run: |
         sudo apt-get install libproj-dev proj-data proj-bin
         sudo apt-get install libgeos-dev
-        sudo apt-get install gdal-bin libgdal-dev libgdal-doc
+        sudo apt-get install gdal-bin libgdal-dev
 
     - name: Install Geopandas dev dependencies
       run: |