Added dashboard currency setting migration

Added dashboard currency setting migration

database/migrations/2022_05_29_105255_add_dash_currency_setting.php

@@ -0,0 +1,19 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class AddDashCurrencySetting extends Migration
+{
+    public function up()
+    {
+        Schema::table('settings', function (Blueprint $table) {
+            $table->char('dashboard_currency', 3)->default('USD');
+        });
+    }
+
+    public function down()
+    {
+    }
+}