EvalSettings::getDefaultNixPath: respect {restrict,pure}Eval
EvalSettings::getDefaultNixPath: respect {restrict,pure}Eval

Otherwise Nix may look to invalid locations for channels.

NixOS/nix,NixOS/nix,rycee/nix,rycee/nix,NixOS/nix,NixOS/nix,rycee/nix,rycee/nix,NixOS/nix,rycee/nix