Enhancement: String interpolation support for HScript

[AbnormalPoof]

Issue Checklist

• I have properly named my enhancement
• I have checked the Issues/Discussions pages to see if my enhancement has already been suggested

What is your suggestion, and why should it be implemented?

Self-explanatory, so we can do this:

Instead of:

(String interpolation currently doesn't work in HScript :()

[NotHyper-474]

This apparently has been requested for HScript before, albeit unfortunately the issue is 8 years old by now: HaxeFoundation/hscript#61

I wonder how Eric would tackle this one...

[AbnormalPoof]

There's also a pull request for it (HaxeFoundation/hscript#62), but it never got merged.