Revert "woeusb: remove p7zip"

This reverts commit 5e52a39c95.
p7zip is now switched to a maintained fork

pkgs/tools/misc/woeusb/default.nix

@@ -1,5 +1,5 @@
 { stdenv, fetchFromGitHub, autoreconfHook, makeWrapper
-, coreutils, dosfstools, findutils, gawk, gnugrep, grub2_light, ncurses, ntfs3g, parted, utillinux, wget
+, coreutils, dosfstools, findutils, gawk, gnugrep, grub2_light, ncurses, ntfs3g, parted, p7zip, utillinux, wget
 , wxGTK30 }:
 
 stdenv.mkDerivation rec {
@@ -39,7 +39,7 @@ stdenv.mkDerivation rec {
     # should be patched with a less useless default PATH, but for now
     # we add everything we need manually.
     wrapProgram "$out/bin/woeusb" \
-      --set PATH '${stdenv.lib.makeBinPath [ coreutils dosfstools findutils gawk gnugrep grub2_light ncurses ntfs3g parted utillinux wget ]}'
+      --set PATH '${stdenv.lib.makeBinPath [ coreutils dosfstools findutils gawk gnugrep grub2_light ncurses ntfs3g parted utillinux wget p7zip ]}'
   '';
 
   doInstallCheck = true;