update_unicode.sh: delete the command group
update_unicode.sh: delete the command group

Now that the whole file is generated by one single command, the
command group is no longer needed.

Signed-off-by: Beat Bolli <492283376763148288091dc1edb13b1b4edf3d1b@drbeat.li>
Signed-off-by: Junio C Hamano <a6723cc3f76163bf7adb636a73ac3b0ceb3e6b9b@pobox.com>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git