AIK: Use /usr/bin/env for shebang

Improves compatibility for non-FHS systems.

Signed-off-by: David Wronek <david.wronek@mainlining.org>

Author: ungeskriptet

cleanup.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # AIK-Linux/cleanup: reset working directory
 # osm0sis @ xda-developers
 

repackimg.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # AIK-Linux/repackimg: repack ramdisk and build image
 # osm0sis @ xda-developers
 

unpackimg.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # AIK-Linux/unpackimg: split image and unpack ramdisk
 # osm0sis @ xda-developers