Incorrect/incomplete extraction of URLs with special characters

### Description

I just stumbled upon some files which have links in the following format:

```
https://sk.wikipedia.org/wiki/Administratívne_členenie_Slovenska
https://ru.wikipedia.org/wiki/Федеральные_округа_Российской_Федерации

```

Running this file through the URL detection yields https://sk.wikipedia.org/wiki/Administrativne_clenenie_Slovenska and https://ru.wikipedia.org/wiki, which both do not match the input.

### How To Reproduce

* Save the above code snippet as `test.txt`.
* Open the interactive Python console and run:

```
>>> from scancode import api
>>> api.get_urls('test.txt')
{'urls': [{'url': 'https://sk.wikipedia.org/wiki/Administrativne_clenenie_Slovenska', 'start_line': 1, 'end_line': 1}, {'url': 'https://ru.wikipedia.org/wiki', 'start_line': 2, 'end_line': 2}]}
>>>
```

### System configuration

> For bug reports, it really helps us to know:

* What OS are you running on? (Windows/MacOS/Linux) - Linux
* What version of scancode-toolkit was used to generate the scan file? - 32.3.3
* What installation method was used to install/run scancode? (pip/source download/other) - pip