Update deprecated.json

Remove `highway=ford` deprecation

Author: quincylvania

data/deprecated.json

@@ -786,10 +786,6 @@
     "old": {"highway": "footway", "foot": "no"},
     "replace": {"highway": "path", "foot": "no"}
   },
-  {
-    "old": {"highway": "ford"},
-    "replace": {"ford": "*"}
-  },
   {
     "old": {"highway": "path", "ladder": "yes"},
     "replace": {"highway": "ladder"}