[BUG/REGRESSION]: Phalcon\Escaper::escapeHtml() no longer accepts null in v4

[terax6669]

Describe the bug
v4 compiled with Zephir 0.12.x no longer allows to pass null to the method.

To Reproduce

{{ request.getPost('email') | e }}

Steps to reproduce the behavior:

Use the above piece of code in volt view on a GET request.

Expected behavior
When null is passed to the Escaper it returns null or empty string back to the view.

Screenshots

Details

• Phalcon version: 4.0.0-rc3
• PHP Version: 7.2
• Operating System: Debian
• Installation type: packagecloud.io
• Server: Nginx

[niden]

Resolved in #14554

Thank you @terax6669