Merge pull request #3438 from haslersn/usr-bin-env-bash

scripts: Use shebang /usr/bin/env bash

docs/how-to/containerd-kata.md

@@ -188,7 +188,7 @@ If you use Containerd older than v1.2.4 or a version of Kata older than v1.6.0
 shell script with the following:
 
 ```bash
-#!/bin/bash
+#!/usr/bin/env bash
 KATA_CONF_FILE=/etc/kata-containers/firecracker.toml containerd-shim-kata-v2 $@
 ```
 

docs/how-to/how-to-import-kata-logs-with-fluentd.md

@@ -264,7 +264,7 @@ At the same time, we will add the `--log=/var/log/kata-runtime.log` argument to
 own file (rather than into the system journal).
 
 ```bash
-#!/bin/bash
+#!/usr/bin/env bash
 /opt/kata/bin/kata-runtime --config "/opt/kata/share/defaults/kata-containers/configuration-qemu.toml" --log-format=json --log=/var/log/kata-runtime.log $@
 ```
 

docs/how-to/offline_cpu.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright (c) 2019 Intel Corporation
 #
 # SPDX-License-Identifier: Apache-2.0

docs/use-cases/using-Intel-QAT-and-kata.md

@@ -355,10 +355,10 @@ this small script so that it redirects to be able to use either QEMU or
 Cloud Hypervisor with Kata.
 
 ```bash
-$ echo '#!/bin/bash' | sudo tee /usr/local/bin/containerd-shim-kata-qemu-v2
+$ echo '#!/usr/bin/env bash' | sudo tee /usr/local/bin/containerd-shim-kata-qemu-v2
 $ echo 'KATA_CONF_FILE=/opt/kata/share/defaults/kata-containers/configuration-qemu.toml /opt/kata/bin/containerd-shim-kata-v2 $@' | sudo tee -a /usr/local/bin/containerd-shim-kata-qemu-v2
 $ sudo chmod +x /usr/local/bin/containerd-shim-kata-qemu-v2
-$ echo '#!/bin/bash' | sudo tee /usr/local/bin/containerd-shim-kata-clh-v2
+$ echo '#!/usr/bin/env bash' | sudo tee /usr/local/bin/containerd-shim-kata-clh-v2
 $ echo 'KATA_CONF_FILE=/opt/kata/share/defaults/kata-containers/configuration-clh.toml /opt/kata/bin/containerd-shim-kata-v2 $@' | sudo tee -a /usr/local/bin/containerd-shim-kata-clh-v2
 $ sudo chmod +x /usr/local/bin/containerd-shim-kata-clh-v2
 ```