Remove airfield ref

data/presets.yaml

@@ -1021,9 +1021,6 @@ en:
       ref_aeroway_gate:
         # ref=*
         label: Gate Number
-      ref_airfield:
-        # ref=*
-        label: Airfield Code
       ref_golf_hole:
         # ref=*
         label: Hole Number

data/presets/fields.json

@@ -1360,11 +1360,6 @@
             "type": "text",
             "label": "Gate Number"
         },
-        "ref_airfield": {
-            "key": "ref",
-            "type": "text",
-            "label": "Airfield Code"
-        },
         "ref_golf_hole": {
             "key": "ref",
             "type": "text",

data/presets/fields/ref_airfield.json

@@ -1,5 +0,0 @@
-{
-    "key": "ref",
-    "type": "text",
-    "label": "Airfield Code"
-}

data/presets/presets.json

@@ -6895,7 +6895,6 @@
         "landuse/military/airfield": {
             "icon": "airfield",
             "fields": [
-                "ref_airfield",
                 "iata",
                 "icao"
             ],

data/presets/presets/landuse/military/airfield.json

@@ -1,7 +1,6 @@
 {
     "icon": "airfield",
     "fields": [
-        "ref_airfield",
         "iata",
         "icao"
     ],

dist/locales/en.json

@@ -1929,9 +1929,6 @@
                 "ref_aeroway_gate": {
                     "label": "Gate Number"
                 },
-                "ref_airfield": {
-                    "label": "Airfield Code"
-                },
                 "ref_golf_hole": {
                     "label": "Hole Number",
                     "placeholder": "1-18"