scope.clear() does not remove contexts

[limbonaut]

I'm adding scopes API to the Godot Engine SDK (hybrid sdk) and our tests caught an issue with the clear method not removing contexts from a scope object. It clears the other fields fine, just not the contexts. I'm now using a workaround.

[linear-code]

JAVA-683

[github-actions]

A PR closing this issue has just been released 🚀

This issue was referenced by PR #5902, which was included in the 8.53.0 release.