Geo: fix command table keys position indexes for three commands.

GEOHASH, GEOPOS and GEODIST where declared as commands not accepting
keys, so the Redis Cluster redirection did not worked.

Close #2671.

src/redis.c

@@ -285,9 +285,9 @@ struct redisCommand redisCommandTable[] = {
     {"geoadd",geoaddCommand,-5,"wm",0,NULL,1,1,1,0,0},
     {"georadius",georadiusCommand,-6,"r",0,NULL,1,1,1,0,0},
     {"georadiusbymember",georadiusByMemberCommand,-5,"r",0,NULL,1,1,1,0,0},
-    {"geohash",geohashCommand,-2,"r",0,NULL,0,0,0,0,0},
-    {"geopos",geoposCommand,-2,"r",0,NULL,0,0,0,0,0},
-    {"geodist",geodistCommand,-4,"r",0,NULL,0,0,0,0,0},
+    {"geohash",geohashCommand,-2,"r",0,NULL,1,1,1,0,0},
+    {"geopos",geoposCommand,-2,"r",0,NULL,1,1,1,0,0},
+    {"geodist",geodistCommand,-4,"r",0,NULL,1,1,1,0,0},
     {"pfselftest",pfselftestCommand,1,"r",0,NULL,0,0,0,0,0},
     {"pfadd",pfaddCommand,-2,"wmF",0,NULL,1,1,1,0,0},
     {"pfcount",pfcountCommand,-2,"r",0,NULL,1,1,1,0,0},