Add search terms to several presets (#1370)

data/presets/emergency/life_ring.json

@@ -9,6 +9,7 @@
         "vertex"
     ],
     "terms": [
+        "lifering",
         "life buoy",
         "kisby ring",
         "kisbie ring",

data/presets/emergency/phone.json

@@ -17,5 +17,10 @@
     "tags": {
         "emergency": "phone"
     },
+    "terms": [
+        "sos",
+        "help",
+        "call point"
+    ],
     "name": "Emergency Phone"
 }