[MM-21835] Use URL instead of the url library (#1384)

Additionally, migrate all of the URL related helper functions
from `src/utils/utils.js` to the new `src/utils/url.js` file
and migrate tests.

Issue MM-21835
Fixes #1206

src/common/permissions.js

@@ -1,4 +1,3 @@
-
 // Copyright (c) 2016-present Mattermost, Inc. All Rights Reserved.
 // See LICENSE.txt for license information.
 
@@ -13,4 +12,4 @@ export const BASIC_AUTH_PERMISSION = 'canBasicAuth';
 // Permission descriptions
 export const PERMISSION_DESCRIPTION = {
   [BASIC_AUTH_PERMISSION]: 'Web Authentication',
-};
+};