Merge pull request #5953 from matkoniecz/JOSM_validator_rules_import

add amenity=toilet to amenity=toilets validator rule

data/deprecated.json

@@ -64,6 +64,10 @@
       "old": {"amenity": "swimming_pool"},
       "replace": {"leisure": "swimming_pool"}
     },
+    {
+      "old": {"amenity": "toilet"},
+      "replace": {"amenity": "toilets"}
+    },
     {
       "old": {"amenity": "vending_machine", "vending": "news_papers"},
       "replace": {"amenity": "vending_machine", "vending": "newspapers"}