Add field and preset for accessible parking (close #7465)

Add Type field and search terms to Parking Space
Add parking-specific capacity field
Deprecate `disabled_spaces`

data/deprecated.json

@@ -375,6 +375,10 @@
     "old": {"direction": "West"},
     "replace": {"direction": "W"}
   },
+  {
+    "old": {"disabled_spaces":"*"},
+    "replace": {"capacity:disabled": "$1"}
+  },
   {
     "old": {"drinkable": "*"},
     "replace": {"drinking_water": "$1"}