Fix bogus bash binary location

themes/candy/candy.theme.bash

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 function prompt_command() {
     PS1="${green}\u@\h ${blue}\T ${reset_color}${white}\w${reset_color}$(scm_prompt_info)\]${blue} →${bold_blue} ${reset_color} ";
 }