wiki: `uritransform` filter wiki section (empty as of now) should feature a link to its "cousin" AdGuard filter `urltransform` documentation

[kirisakow]

Description

uritransform filter wiki section is empty as of now (it reads "Documentation to be completed"), while it should feature at least a link to its "cousin" AdGuard filter urltransform documentation.

[garry-ut99]

Updated: https://github.com/uBlockOrigin/uBlock-issues/wiki/Static-filter-syntax#uritransform

By the way, Wiki related issues should be opened in Discussions:

• No documentation regarding replace? #3207 (comment)