i.in.spotvgt + r.in.aster: minor keywords updates

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@70037 15284696-431f-4ddb-bdfa-cd5b030d7da7

scripts/i.in.spotvgt/i.in.spotvgt.py

@@ -33,6 +33,8 @@
 #% description: Imports SPOT VGT NDVI data into a raster map.
 #% keyword: imagery
 #% keyword: import
+#% keyword: NDVI
+#% keyword: SPOT
 #%end
 #%flag
 #% key: a

scripts/r.in.aster/r.in.aster.py

@@ -26,7 +26,8 @@
 #% keyword: raster
 #% keyword: import
 #% keyword: imagery
-#% keyword: Terra-ASTER
+#% keyword: ASTER
+#% keyword: elevation
 #%End
 #%option G_OPT_F_INPUT
 #% description: Name of input ASTER image