4.0.5

https://github.com/pimcore/object-merger/issues?q=is%3Aclosed+milestone%3Av4.0.5

What's Changed

• [Task]: Update SECURITY.md by @kingjia90 in #48
• PhpCsFixer: Execute on pull requests by @blankse in #49

Full Changelog: v4.0.4...v4.0.5