Add -eu to all bash shebangs

ansible requires to either use "#!/bin/bash -eu" or "#!/bin/bash -eux"
for bash shebangs.

tests/external-signed-ca-with-automatic-copy/external-ca.sh

-#!/bin/bash
+#!/bin/bash -eu
 
 master=$1
 if [ -z "$master" ]; then

tests/group/groups.sh

-#!/bin/bash
+#!/bin/bash -eu
 
 NUM=${1-1000}
 FILE="groups.json"

tests/sanity/sanity.sh

-#!/bin/bash
+#!/bin/bash -eu
 
 TOPDIR=$(readlink -f "$(dirname "$0")/../..")
 pushd "${TOPDIR}" >/dev/null || exit 1

tests/user/users.sh

-#!/bin/bash
+#!/bin/bash -eu
 
 NUM=${1-1000}
 FILE="users.json"

tests/user/users_absent.sh

-#!/bin/bash
+#!/bin/bash -eu
 
 NUM=1000
 FILE="users_absent.json"

utils/build-galaxy-release.sh

-#!/bin/bash
+#!/bin/bash -eu
 #
 # Build Ansible Collection from ansible-freeipa repo
 #

utils/build-srpm.sh

-#!/bin/bash
+#!/bin/bash -eu
 
 git_version=$(git describe --tags | sed -e "s/^v//")
 version=${git_version%%-*}

utils/gen_modules_docs.sh

-#!/bin/bash
+#!/bin/bash -eu
 
 for i in roles/ipa*/*/*.py; do
     python utils/gen_module_docs.py "$i"

utils/lint_check.sh

-#!/bin/bash
+#!/bin/bash -eu
 
 INFO="\033[37;1m"
 WARN="\033[33;1m"

utils/new_module

-#!/bin/bash
+#!/bin/bash -eu
 # -*- coding: utf-8 -*-
 
 # Authors: