extract_utils: Fix typo

* ./../../xiaomi/sm6150-common/../../../vendor/lineage/build/tools/extract_utils.sh: line 1: /#!/bin/bash: No such file or directory.

Signed-off-by: PIPIPIG233666 <2212848813@qq.com>
Change-Id: I178f745d4ecb818c38706ff100611df19221065d

build/tools/extract_utils.sh

@@ -1,4 +1,4 @@
-/#!/bin/bash
+#!/bin/bash
 #
 # Copyright (C) 2016 The CyanogenMod Project
 # Copyright (C) 2017-2019 The LineageOS Project