[SUGGESTION] Let us use a wild card by passing it as a template paramater if it can be reasonably inferred by cppfront

[12345swordy]

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I.E.

numbers: std::array<int, _> = ( 1, 2 );

This idea was inspired by a comment made by Herb Sutter
https://github.com/hsutter/cppfront/issues/1132#issuecomment-2184115637

Thoughts?