don't doublecheck overwrite

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@31595 15284696-431f-4ddb-bdfa-cd5b030d7da7

raster/r.surf.gauss/main.c

@@ -72,9 +72,6 @@ main (int argc, char *argv[])
     /****** CHECK THE CELL FILE (OUT) DOES NOT ALREADY EXIST******/
     if (G_legal_filename(out->answer)=='\0')
         G_fatal_error (_("<%s> is an illegal file name"), out->answer);
-    else
-        if (G_find_cell(out->answer,"") !=NULL)
-	        G_fatal_error (_("Raster map [%s] already exists.\nPlease try another."), out->answer);
 
     /****** CREATE THE RANDOM CELL FILE  ******/
     gaussurf(out->answer,gauss_mean,gauss_sigma);