feat(locale): add en_US location.county data (#1996)

Author: matthewmayer

src/locales/en_US/location/county.ts

@@ -0,0 +1,38 @@
+export default [
+  'Adams County',
+  'Calhoun County',
+  'Carroll County',
+  'Clark County',
+  'Clay County',
+  'Crawford County',
+  'Douglas County',
+  'Fayette County',
+  'Franklin County',
+  'Grant County',
+  'Greene County',
+  'Hamilton County',
+  'Hancock County',
+  'Henry County',
+  'Jackson County',
+  'Jefferson County',
+  'Johnson County',
+  'Lake County',
+  'Lawrence County',
+  'Lee County',
+  'Lincoln County',
+  'Logan County',
+  'Madison County',
+  'Marion County',
+  'Marshall County',
+  'Monroe County',
+  'Montgomery County',
+  'Morgan County',
+  'Perry County',
+  'Pike County',
+  'Polk County',
+  'Scott County',
+  'Union County',
+  'Warren County',
+  'Washington County',
+  'Wayne County',
+];

src/locales/en_US/location/index.ts

@@ -4,12 +4,14 @@
  */
 import type { LocationDefinitions } from '../../..';
 import city from './city';
+import county from './county';
 import default_country from './default_country';
 import postcode_by_state from './postcode_by_state';
 import street from './street';
 
 const location: LocationDefinitions = {
   city,
+  county,
   default_country,
   postcode_by_state,
   street,

src/modules/location/index.ts

@@ -240,6 +240,7 @@ export class LocationModule {
    *
    * @example
    * fakerEN_GB.location.county() // 'Cambridgeshire'
+   * fakerEN_US.location.county() // 'Monroe County'
    *
    * @since 8.0.0
    */