Broken display URL's in headers

Bug Report

Going from 4.11.4 to 4.11.5 we noticed that the display of our auto generated changelogs in the sidebar changed .

Steps to reproduce

Use Docsify 4.11.5 or higher. Use a sidebar backed by for example the following markdown

### [1.2.1](https://github.com) (2020-08-24)

## [1.2.0](https://github.com) (2020-08-21)


### Features

* feature a

## [1.1.0](https://github.com) (2020-07-24)


### Features

* feature b

### [1.0.35](https://github.com) (2020-06-24)

What is current behaviour

The listing of headers is malformed. Also the links are no longer working in the sidebar:

What is the expected behaviour

Proper listing of the changelog, with working links in the sidebar

Other relevant information

• Bug does still occur when all/other plugins are disabled?

• Your OS: Ubuntu 18.04.5 LTS

• Node.js version: v12.16.1

• npm/yarn version: 1.22.4

• Browser version: 84.0.4147.135

• Docsify version: 4.11.5

• Docsify plugins:

Please create a reproducible sandbox

Mention the docsify version in which this bug was not present (if any)

4.11.4

[sy-records]

Thank you for your feedback, we are aware of this issue and will fix it in the next version!

You can use the lower version for now, Or if you can build it yourself, you can use the code in #1336 to build it.

fixed via #1336

[sy-records]

Both are fine, I copied them from the document… https://docsify.js.org/#/quickstart?id=manual-initialization