Change inrepolation method names to match https://trac.osgeo.org/grass/changeset/58903

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@59233 15284696-431f-4ddb-bdfa-cd5b030d7da7

scripts/r.fillnulls/r.fillnulls.py

@@ -38,7 +38,7 @@
 #% type: string
 #% description: Interpolation method
 #% required: yes
-#% options: linear,cubic,rst
+#% options: bilinear,bicubic,rst
 #% answer: rst
 #%end
 #%option