eks: Using env in the shebang of a script for convenience

k8s/eks/bash/functions.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # error log prep check
 prep_log_dir(){ 

k8s/eks/bash/perf.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 test_start_time="$(date -u +%s)"
 # Run many testground runs, one by one, and print stats
 #

k8s/eks/monitoring.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # This script will install the following:
 # https://github.com/prometheus-community/helm-charts/tree/main/charts/kube-prometheus-stack
 #

k8s/eks/testground_install.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # Let's make sure to check for exit code 1, undefined variables, or masked pipeline errors; if encountered, drop the script
 set -euo pipefail
 start=$(date +"%Y-%m-%d-%T")

k8s/eks/testground_uninstall.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # Let's make sure to check for exit code 1, undefined variables, or masked pipeline errors; if encountered, drop the script
 set -euo pipefail
 start=$(date +"%Y-%m-%d-%T")