[archiso] Misc style cleanups

* Add #!/bin/bash to install hooks and fixed vimlines.
* Removed empty variables.
* Reorder variables, adjust brace/parens in functions.
* Removed things implemented in base hook (/tmp, /etc/fstab).

Signed-off-by: Gerardo Exequiel Pozzi <vmlinuz386@yahoo.com.ar>

0 files changed, 0 insertions, 0 deletions