nixos-enter: specify absolute path to bash

Not doing so makes it impossible to use nixos-enter from a non-NixOS
distro

obadz 80ea3454 7af0aa84

Changed files
+2 -2
nixos
modules
installer
+2 -2
nixos/modules/installer/tools/nixos-enter.sh
···
fi
mountPoint=/mnt
-
command=("bash" "--login")
system=/nix/var/nix/profiles/system
+
command=($system/sw/bin/bash "--login")
while [ "$#" -gt 0 ]; do
i="$1"; shift 1
···
exit 1
;;
--command|-c)
-
command=("bash" "-c" "$1")
+
command=($system/sw/bin/bash "-c" "$1")
shift 1
;;
--)