Investigate editorconfig exceptions

[dasJ]

Nixpkgs editorconfig has a couple of exceptions, we should make sure if we can drop them after reformat:

[eggs.nix]
trim_trailing_whitespace = unset

[nixos/modules/services/networking/ircd-hybrid/*.{conf,in}]
trim_trailing_whitespace = unset

[pkgs/build-support/dotnetenv/Wrapper/**]
end_of_line = unset
indent_style = unset
insert_final_newline = unset
trim_trailing_whitespace = unset

[pkgs/development/haskell-modules/hackage-packages.nix]
indent_style = unset
trim_trailing_whitespace = unset

[pkgs/misc/documentation-highlighter/**]
insert_final_newline = unset

[pkgs/kde/generated/**]
insert_final_newline = unset
end_of_line = unset