[openstreetmap-website] Fixed wikipedia link reference to specific sections (#712)

[João G. Packer]

> @@ -114,16 +114,24 @@ def wikipedia_link(key, value)
>          lang = 'en'
>        end
>      elsif key =~ /^wikipedia:(\S+)$/
> -      # Language is in the key, so assume value is a simple title
> +      # Language is in the key, so assume value is the title

Since `value` can be the article's title and the section's title, I felt that it couldn't be considered a *simple* title.

Also, I made no mention of the section's title here because I thought this was better explained in a later block.

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Reply to this email directly or view it on GitHub:
https://github.com/openstreetmap/openstreetmap-website/pull/712/files#r10161015
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