chore: rename phone_number to phone (faker-js#340)

Author: pkuczynski

src/index.ts

@@ -19,7 +19,7 @@ import { Lorem } from './lorem';
 import { Mersenne } from './mersenne';
 import { Music } from './music';
 import { Name } from './name';
-import { Phone } from './phone_number';
+import { Phone } from './phone';
 import { Random } from './random';
 import { System } from './system';
 import { Time } from './time';

src/phone_number.ts renamed to src/phone.ts

@@ -1,7 +1,7 @@
 import { describe, expect, it, vi } from 'vitest';
 import { faker } from '../dist/cjs';
 
-describe('phone_number.js', () => {
+describe('phone', () => {
   describe('phoneNumber()', () => {
     it('returns a random phoneNumber with a random format', () => {
       const spy_helpers_replaceSymbolWithNumber = vi.spyOn(