Fix incorrect Uri resolving when ".." is used instead of "../" #43
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Happens on sites like gemini://gemini.ctrl-c.club/~stack/gemlog/index.gmi
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Description
When ".." is used instead of "../" as link to upper directory, it is incorrectly resolved to "[...]/directory/.." to which some Gemini servers react with message "Your directory traversal technique has been defeated" and permanent failure code
Example
Happens on sites like gemini://gemini.ctrl-c.club/~stack/gemlog/index.gmi
(the home link at the bottom or in any of the articles)