Typo in var name

[sedlund]

disko/lib/make-disk-image.nix

Line 270 in 7f1857b

QEUM_OPTS=''${QEMU_OPTS//\$out/$out}

@Mic92

[sedlund]

would have been caught by shellcheck if not for blanket setting

disko/lib/default.nix

Lines 519 to 520 in 7f1857b

	# SC2034: We don't use all variables exported by hooks.
	${pkgs.shellcheck}/bin/shellcheck -e SC2034,SC2054 "$1"

[Enzime]

Can you make a PR?