add regional & universal field for ref:linz:place_id (#781)

interim/source_strings.yaml

@@ -3684,6 +3684,11 @@ en:
       ref/isil:
         # ref:isil=*
         label: ISIL Code
+      ref/linz/place_id-NZ:
+        # ref:linz:place_id=*
+        label: NZGB Place ID
+        # 'terms: nz,linz,land information new zealand,toitū te whenua,nzgb,new zealand geographic board,ngā pou taunaha o aotearoa'
+        terms: '[translate with synonyms or related terms for ''NZGB Place ID'', separated by commas]'
       ref/vatin:
         # ref:vatin=*
         label: VAT ID Number