feat(location): add ne postcodes (#2148)

Author: matthewmayer

src/locales/ne/location/index.ts

@@ -6,13 +6,15 @@ import type { LocationDefinition } from '../../..';
 import city_name from './city_name';
 import city_pattern from './city_pattern';
 import default_country from './default_country';
+import postcode from './postcode';
 import state from './state';
 import street_pattern from './street_pattern';
 
 const location: LocationDefinition = {
   city_name,
   city_pattern,
   default_country,
+  postcode,
   state,
   street_pattern,
 };

src/locales/ne/location/postcode.ts

@@ -0,0 +1,2 @@
+// https://www.gpo.gov.np/Home/Postalcode
+export default ['1####', '2####', '3####', '4####', '5####'];