add preset for area:highway=traffic_island (#1162)

data/presets/area/highway/traffic_island.json

@@ -0,0 +1,13 @@
+{
+    "geometry": [
+        "area"
+    ],
+    "terms": [
+        "refuge island",
+        "traffic island"
+    ],
+    "tags": {
+        "area:highway": "traffic_island"
+    },
+    "name": "Traffic Island Area"
+}

interim/source_strings.yaml

@@ -7803,6 +7803,11 @@ en:
         name: Road Area
         # 'terms: area:highway,edge of pavement,highway area,highway shape,pavement,road shape,street area'
         terms: <translate with synonyms or related terms for 'Road Area', separated by commas>
+      area/highway/traffic_island:
+        # area:highway=traffic_island | Translate the primary name. Optionally, add equivalent synonyms on newlines in order of preference (press the Return key).
+        name: Traffic Island Area
+        # 'terms: refuge island,traffic island'
+        terms: <translate with synonyms or related terms for 'Traffic Island Area', separated by commas>
       attraction:
         # attraction=* | Translate the primary name. Optionally, add equivalent synonyms on newlines in order of preference (press the Return key).
         name: Attraction