Deprecate leisure=maze (-> attraction=maze) (#1102)

data/deprecated.json

@@ -1006,6 +1006,10 @@
     "old": {"leisure": "ice_rink", "sport": "skating"},
     "replace": {"leisure": "ice_rink", "sport": "ice_skating"}
   },
+  {
+    "old": {"leisure": "maze"},
+    "replace": {"attraction": "maze"}
+  },
   {
     "old": {"leisure": "recreation_ground"},
     "replace": {"landuse": "recreation_ground"}