v1.2.0 update column issue

database/migrations/2018_04_30_000000_change_quantity_column_invoice_bill_items.php

@@ -1,38 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-
-class ChangeQuantityColumnInvoiceBillItems extends Migration
-{
-    /**
-     * Run the migrations.
-     *
-     * @return void
-     */
-    public function up()
-    {
-        Schema::table('invoice_items', function ($table) {
-            $table->double('quantity', 7, 2)->change();
-        });
-
-        Schema::table('bill_items', function ($table) {
-            $table->double('quantity', 7, 2)->change();
-        });
-    }
-
-    /**
-     * Reverse the migrations.
-     *
-     * @return void
-     */
-    public function down()
-    {
-        Schema::table('invoice_items', function ($table) {
-            $table->integer('quantity')->change();
-        });
-
-        Schema::table('bill_items', function ($table) {
-            $table->integer('quantity')->change();
-        });
-    }
-}