technical debts (#3438)

* reformat release notes
* deactivate transactions in migrations by default
* fix migration base class
* fix default value
* composer update

src/Migrations/Version20210320162820.php

@@ -11,8 +11,8 @@ declare(strict_types=1);
 
 namespace DoctrineMigrations;
 
+use App\Doctrine\AbstractMigration;
 use Doctrine\DBAL\Schema\Schema;
-use Doctrine\Migrations\AbstractMigration;
 
 /**
  * Update invoice with payment date