[BUG] URL paths containing non ASCII characters returns 404

[DoLoop216]

Steps to reproduce:

• Create category with url key = čačak
• Try accessing given category (localhost:3000/čačak)

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Why bug happens:
When you update category with url key, it's value is saved to url_rewrite and when middleware try finding url rewrite it compare it against request.originalUrl.

Problem is that before making request, url is encoded since only ASCII characters are valid URL characters, so čačak becomes %C4%8Da%C4%8Dak%0A before sent to the server.

Once received by server, we try finding url_rewrite rule (which in database is written as čačak and since čačak !== %C4%8Da%C4%8Dak%0A, rule is not found and 404 is returned.

To resolve this, before comparing to the record in database, url should be decoded from ASCII to UTF-8.