change namespace and cleanup code

src/Accounts/Facades/BitinflowAccounts.php

@@ -0,0 +1,20 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Bitinflow\Accounts\Facades;
+
+use Bitinflow\Accounts\BitinflowAccounts as BitinflowAccountsService;
+use Illuminate\Support\Facades\Facade;
+
+/**
+ * @author René Preuß <rene@preuss.io>
+ */
+class BitinflowAccounts extends Facade
+{
+
+    protected static function getFacadeAccessor()
+    {
+        return BitinflowAccountsService::class;
+    }
+}