Remove check database for next beta

See https://github.com/FreshRSS/FreshRSS/issues/678

app/views/update/checkInstall.phtml

@@ -25,6 +25,7 @@
 	</p>
 	<?php } ?>
 
+	<?php /*
 	<h2><?php echo _t('admin.check_install.database'); ?></h2>
 
 	<?php foreach ($this->status_database as $key => $status) { ?>
@@ -32,5 +33,6 @@
 		<?php echo _t('admin.check_install.' . $key . '.' . ($status ? 'ok' : 'nok')); ?>
 	</p>
 	<?php } ?>
+	*/ ?>
 
 </div>