removed hardcoded bash location for better platform support

src/dragonx-cli

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2016-2022 The Hush Developers
 # Copyright 2022      The DragonX Developers
 # Released under the GPLv3

src/dragonxd

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2016-2022 The Hush Developers
 # Copyright 2022      The DragonX Developers
 # Released under the GPLv3