markdown.ex: do not fail if there is no children
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@ -23,7 +23,7 @@ defmodule Pleroma.Docs.Markdown do
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IO.write(file, "#{group[:description]}\n")
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for child <- group[:children] do
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for child <- group[:children] || [] do
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print_child_header(file, child)
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print_suggestions(file, child[:suggestions])
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