/usr/share/vim/addons/snippets/dosini.snippets is in vim-snippets 1.0.0-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 | snippet ec
; http://editorconfig.org
root = true
[*]
indent_style = ${1:space_or_tab}
indent_size = ${2:indent_size}
end_of_line = lf
charset = utf-8
trim_trailing_whitespace = true
insert_final_newline = true
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