Add translatable strings to diplomatic field (#841)

Approved values only

Author: kjonosm

data/fields/diplomatic.json

@@ -1,5 +1,12 @@
 {
     "key": "diplomatic",
     "type": "combo",
-    "label": "Type"
+    "label": "Type",
+    "strings": {
+        "options": {
+            "consulate": "Consulate",
+            "embassy": "Embassy",
+            "liaison": "Liaison Office"
+        }
+    }
 }