feat(v2): docusaurus deploy: ability to configure port in git url (#4545)

* Creating a way to configure the port used on the guthub deploy.

* Fixing some mistakes

Documenting

Adding githubPort documentation on docusaurus.config.js.

Addind SSH protocol prefix. ssh://

Using the default protocol port instead of define it on the code.

Prettify.

* Fixing some mistakes

Documenting

Adding githubPort documentation on docusaurus.config.js.

Addind SSH protocol prefix. ssh://

Using the default protocol port instead of define it on the code.

Prettify.

* Isolating the logic to generate the url and testing it.

* Changing all the names used on tests to something more unserstandable.

* Prettify

Co-authored-by: Tales Porto <t.andrade-porto@klarna.com>

website/docs/api/docusaurus.config.js.md

@@ -204,6 +204,18 @@ module.exports = {
 };
 ```
 
+### `githubPort` {#githubPort}
+
+- Type: `string`
+
+The port of your server. Useful if you are using GitHub Enterprise.
+
+```js title="docusaurus.config.js"
+module.exports = {
+  githubPort: '22',
+};
+```
+
 ### `themeConfig` {#themeconfig}
 
 - Type: `Object`