[Issue 7444] Require [] for array copies too

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=7444

--- Comment #25 from Nick Treleaven <nick at geany.org> ---
> Another issue is with an AA of static array key type:

Sorry, static array *value* type:

string[3][string] lookup;
string[] dynArray = ["d", "e", "f"];

--