Update swagger title and description

src/main.ts

@@ -9,8 +9,8 @@ async function bootstrap() {
   app.enableCors({ credentials: true, origin: true});
   const options = new DocumentBuilder()
     .setBasePath('')
-    .setTitle('Portail Data Email MicroService API')
-    .setDescription('APIs description for the Email API')
+    .setTitle('Email service API')
+    .setDescription('Service providing the method to send emails.')
     .setVersion('0.1')
     .addTag('email')
     .build();