[COMMON] Fix shell scripts missing shebangs

pointed out by checkbashisms.

$ tox -e checkbashisms |grep 'interpreter line' | cut -d' ' -f2
  |xargs grep -lv '#!/bin/sh' | xargs sed -i -e '1i#!/bin/sh' -e '1i\\'

plus manual fixes

Issue-ID: OOM-2643
Signed-off-by: Guillaume Lambert <guillaume.lambert@orange.com>
Change-Id: Ic41fec6ebadd162cecf889f2b119ac82551bd21d
diff --git a/kubernetes/robot/ete-k8s.sh b/kubernetes/robot/ete-k8s.sh
index e3d05df..576b669 100755
--- a/kubernetes/robot/ete-k8s.sh
+++ b/kubernetes/robot/ete-k8s.sh
@@ -1,3 +1,5 @@
+#!/bin/bash
+
 # Copyright © 2018 Amdocs, Bell Canada
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -12,8 +14,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-#!/bin/bash
-
 #
 # Run the testsuite for the passed tag. Valid tags are listed in usage help
 # Please clean up logs when you are done...
diff --git a/kubernetes/robot/eteHelm-k8s.sh b/kubernetes/robot/eteHelm-k8s.sh
index 9f8cbb2..b8b8708 100755
--- a/kubernetes/robot/eteHelm-k8s.sh
+++ b/kubernetes/robot/eteHelm-k8s.sh
@@ -1,3 +1,5 @@
+#!/bin/bash
+
 # Copyright (c) 2017 AT&T Intellectual Property. All rights reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -12,8 +14,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-#!/bin/bash
-
 #
 # Run the health-check testsuites for the tags discovered by helm list
 # Please clean up logs when you are done...
diff --git a/kubernetes/robot/scripts/etescript/hvves-etescript.sh b/kubernetes/robot/scripts/etescript/hvves-etescript.sh
index 5d22c4b..b47051f 100755
--- a/kubernetes/robot/scripts/etescript/hvves-etescript.sh
+++ b/kubernetes/robot/scripts/etescript/hvves-etescript.sh
@@ -1,3 +1,5 @@
+#!/bin/bash
+
 # Copyright © 2019 Nokia
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -12,8 +14,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-#!/bin/bash
-
 #
 # Generate HV-VES SSL related certs.
 # Copy the stuff to HV-VES and Robot pods.
diff --git a/kubernetes/robot/scripts/etescript/vnfsdk-etescript.sh b/kubernetes/robot/scripts/etescript/vnfsdk-etescript.sh
index f1d3969..19864d4 100755
--- a/kubernetes/robot/scripts/etescript/vnfsdk-etescript.sh
+++ b/kubernetes/robot/scripts/etescript/vnfsdk-etescript.sh
@@ -1,7 +1,7 @@
-# SPDX-License-Identifier: Apache-2.0
-
 #!/bin/bash
 
+# SPDX-License-Identifier: Apache-2.0
+
 #
 # Create root certificate CA (Certificate Authority) and its private key.
 # Create the package certificate issued by CA