chore: move vendor to utils and update license notes

LICENSE

@@ -1,6 +1,6 @@
 Faker - Copyright (c) 2022
 
-This software consists of voluntary contributions made by many individuals. 
+This software consists of voluntary contributions made by many individuals.
 For exact contribution history, see the revision history
 available at https://github.com/faker-js/faker
 
@@ -23,7 +23,7 @@ LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
-=== 
+===
 
 From: https://github.com/faker-js/faker/commit/a9f98046c7d5eeaabe12fc587024c06d683800b8
 To: https://github.com/faker-js/faker/commit/29234378807c4141588861f69421bf20b5ac635e
@@ -58,4 +58,4 @@ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

src/internet.ts

@@ -1,5 +1,5 @@
 import type { Faker } from '.';
-import * as random_ua from './vendor/user-agent';
+import * as random_ua from './utils/user-agent';
 
 /**
  * Module to generate internet related entries.

src/mersenne.ts

@@ -1,4 +1,4 @@
-import Gen from './vendor/mersenne';
+import Gen from './utils/mersenne';
 
 /**
  * Module to generate seed based random numbers.

src/unique.ts

@@ -1,5 +1,5 @@
-import type { RecordKey } from './vendor/unique';
-import * as uniqueExec from './vendor/unique';
+import type { RecordKey } from './utils/unique';
+import * as uniqueExec from './utils/unique';
 
 /**
  * Module to generate unique entries.

src/vendor/mersenne.ts → src/utils/mersenne.ts

@@ -1,3 +1,10 @@
+// Copyright (c) 2022 Faker
+//
+// This is a version of the original source code migrated to TypeScript and modified by the Faker team.
+// Check LICENSE for more details on copyright.
+//
+// ===
+//
 // this program is a JavaScript version of Mersenne Twister, with concealment and encapsulation in class,
 // an almost straight conversion from the original program, mt19937ar.c,
 // translated by y. okada on July 17, 2006.
@@ -7,6 +14,8 @@
 // lines commented with /* and */ are original comments.
 // lines commented with // are additional comments in this JavaScript version.
 // before using this version, create at least one instance of MersenneTwister19937 class, and initialize the each state, given below in c comments, of all the instances.
+//
+// ===
 
 /*
  *   A C-program for MT19937, with initialization improved 2002/1/26.

src/vendor/user-agent.ts → src/utils/user-agent.ts

@@ -1,4 +1,11 @@
-/*
+/**
+ * Copyright (c) 2022 Faker
+ *
+ * This is a version of the original code migrated to TypeScript and modified by the Faker team.
+ * Check LICENSE for more details about the copyright.
+ *
+ * ------------------------------------------------------------------------------------------------------------------------
+ *
  * Copyright (c) 2012-2014 Jeffrey Mealo
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
@@ -179,6 +186,9 @@ export function generate(faker: Faker): string {
     ]);
   }
 
+  /**
+   *
+   */
   function randomBrowserAndOS(): Array<string | number> {
     const browser = rnd({
       chrome: 0.45132810566,